66281208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10663}}^1$

素因数の和:10716

約数の個数: 64

約数和(自身を含む): 194511360

約数和(自身を除く): 128230152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 10663, 21326, 31989, 42652, 63978, 74641, 85304, 127956, 149282, 223923, 255912, 298564, 394531, 447846, 597128, 789062, 895692, 1183593, 1578124, 1791384, 2367186, 2761717, 3156248, 4734372, 5523434, 8285151, 9468744, 11046868, 16570302, 22093736, 33140604, 66281208]

約数ペア:

[(1, 66281208), (2, 33140604), (3, 22093736), (4, 16570302), (6, 11046868), (7, 9468744), (8, 8285151), (12, 5523434), (14, 4734372), (21, 3156248), (24, 2761717), (28, 2367186), (37, 1791384), (42, 1578124), (56, 1183593), (74, 895692), (84, 789062), (111, 597128), (148, 447846), (168, 394531), (222, 298564), (259, 255912), (296, 223923), (444, 149282), (518, 127956), (777, 85304), (888, 74641), (1036, 63978), (1554, 42652), (2072, 31989), (3108, 21326), (6216, 10663)]