201281535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 456768000

約数和(自身を除く): 255486465

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 57, 63, 65, 91, 95, 105, 117, 133, 169, 171, 195, 199, 247, 273, 285, 315, 399, 455, 507, 585, 597, 665, 741, 819, 845, 855, 995, 1183, 1197, 1235, 1365, 1393, 1521, 1729, 1791, 1995, 2223, 2535, 2587, 2985, 3211, 3549, 3705, 3781, 4095, 4179, 5187, 5915, 5985, 6965, 7605, 7761, 8645, 8955, 9633, 10647, 11115, 11343, 12537, 12935, 15561, 16055, 17745, 18109, 18905, 20895, 22477, 23283, 25935, 26467, 28899, 33631, 34029, 38805, 48165, 49153, 53235, 54327, 56715, 62685, 67431, 77805, 79401, 90545, 100893, 112385, 116415, 132335, 144495, 147459, 162981, 168155, 170145, 202293, 235417, 238203, 245765, 271635, 302679, 337155, 344071, 397005, 442377, 504465, 638989, 706251, 737295, 814905, 1011465, 1032213, 1177085, 1191015, 1513395, 1720355, 1916967, 2118753, 2211885, 3096639, 3194945, 3531255, 4472923, 5161065, 5750901, 9584835, 10593765, 13418769, 15483195, 22364615, 28754505, 40256307, 67093845, 201281535]

約数ペア:

[(1, 201281535), (3, 67093845), (5, 40256307), (7, 28754505), (9, 22364615), (13, 15483195), (15, 13418769), (19, 10593765), (21, 9584835), (35, 5750901), (39, 5161065), (45, 4472923), (57, 3531255), (63, 3194945), (65, 3096639), (91, 2211885), (95, 2118753), (105, 1916967), (117, 1720355), (133, 1513395), (169, 1191015), (171, 1177085), (195, 1032213), (199, 1011465), (247, 814905), (273, 737295), (285, 706251), (315, 638989), (399, 504465), (455, 442377), (507, 397005), (585, 344071), (597, 337155), (665, 302679), (741, 271635), (819, 245765), (845, 238203), (855, 235417), (995, 202293), (1183, 170145), (1197, 168155), (1235, 162981), (1365, 147459), (1393, 144495), (1521, 132335), (1729, 116415), (1791, 112385), (1995, 100893), (2223, 90545), (2535, 79401), (2587, 77805), (2985, 67431), (3211, 62685), (3549, 56715), (3705, 54327), (3781, 53235), (4095, 49153), (4179, 48165), (5187, 38805), (5915, 34029), (5985, 33631), (6965, 28899), (7605, 26467), (7761, 25935), (8645, 23283), (8955, 22477), (9633, 20895), (10647, 18905), (11115, 18109), (11343, 17745), (12537, 16055), (12935, 15561)]