38701845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 83131776

約数和(自身を除く): 44429931

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 169, 195, 273, 315, 455, 507, 585, 727, 819, 845, 1183, 1365, 1521, 2181, 2535, 3549, 3635, 4095, 5089, 5915, 6543, 7605, 9451, 10647, 10905, 15267, 17745, 25445, 28353, 32715, 45801, 47255, 53235, 66157, 76335, 85059, 122863, 141765, 198471, 229005, 330785, 368589, 425295, 595413, 614315, 860041, 992355, 1105767, 1842945, 2580123, 2977065, 4300205, 5528835, 7740369, 12900615, 38701845]

約数ペア:

[(1, 38701845), (3, 12900615), (5, 7740369), (7, 5528835), (9, 4300205), (13, 2977065), (15, 2580123), (21, 1842945), (35, 1105767), (39, 992355), (45, 860041), (63, 614315), (65, 595413), (91, 425295), (105, 368589), (117, 330785), (169, 229005), (195, 198471), (273, 141765), (315, 122863), (455, 85059), (507, 76335), (585, 66157), (727, 53235), (819, 47255), (845, 45801), (1183, 32715), (1365, 28353), (1521, 25445), (2181, 17745), (2535, 15267), (3549, 10905), (3635, 10647), (4095, 9451), (5089, 7605), (5915, 6543)]