215548515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4049}}^1$

素因数の和:4093

約数の個数: 72

約数和(自身を含む): 462477600

約数和(自身を除く): 246929085

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, 819, 845, 1183, 1365, 1521, 2535, 3549, 4049, 4095, 5915, 7605, 10647, 12147, 17745, 20245, 28343, 36441, 52637, 53235, 60735, 85029, 141715, 157911, 182205, 255087, 263185, 368459, 425145, 473733, 684281, 789555, 1105377, 1275435, 1842295, 2052843, 2368665, 3316131, 3421405, 4789967, 5526885, 6158529, 10264215, 14369901, 16580655, 23949835, 30792645, 43109703, 71849505, 215548515]

約数ペア:

[(1, 215548515), (3, 71849505), (5, 43109703), (7, 30792645), (9, 23949835), (13, 16580655), (15, 14369901), (21, 10264215), (35, 6158529), (39, 5526885), (45, 4789967), (63, 3421405), (65, 3316131), (91, 2368665), (105, 2052843), (117, 1842295), (169, 1275435), (195, 1105377), (273, 789555), (315, 684281), (455, 473733), (507, 425145), (585, 368459), (819, 263185), (845, 255087), (1183, 182205), (1365, 157911), (1521, 141715), (2535, 85029), (3549, 60735), (4049, 53235), (4095, 52637), (5915, 36441), (7605, 28343), (10647, 20245), (12147, 17745)]