13503875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 22284288

約数和(自身を除く): 8780413

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 61, 77, 115, 125, 161, 175, 253, 275, 305, 385, 427, 575, 671, 805, 875, 1265, 1375, 1403, 1525, 1771, 1925, 2135, 2875, 3355, 4025, 4697, 6325, 7015, 7625, 8855, 9625, 9821, 10675, 15433, 16775, 20125, 23485, 31625, 35075, 44275, 49105, 53375, 77165, 83875, 108031, 117425, 175375, 221375, 245525, 385825, 540155, 587125, 1227625, 1929125, 2700775, 13503875]

約数ペア:

[(1, 13503875), (5, 2700775), (7, 1929125), (11, 1227625), (23, 587125), (25, 540155), (35, 385825), (55, 245525), (61, 221375), (77, 175375), (115, 117425), (125, 108031), (161, 83875), (175, 77165), (253, 53375), (275, 49105), (305, 44275), (385, 35075), (427, 31625), (575, 23485), (671, 20125), (805, 16775), (875, 15433), (1265, 10675), (1375, 9821), (1403, 9625), (1525, 8855), (1771, 7625), (1925, 7015), (2135, 6325), (2875, 4697), (3355, 4025)]