71683668

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{40637}}^1$

素因数の和:40661

約数の個数: 54

約数和(自身を含む): 210789306

約数和(自身を除く): 139105638

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 40637, 81274, 121911, 162548, 243822, 284459, 365733, 487644, 568918, 731466, 853377, 1137836, 1462932, 1706754, 1991213, 2560131, 3413508, 3982426, 5120262, 5973639, 7964852, 10240524, 11947278, 17920917, 23894556, 35841834, 71683668]

約数ペア:

[(1, 71683668), (2, 35841834), (3, 23894556), (4, 17920917), (6, 11947278), (7, 10240524), (9, 7964852), (12, 5973639), (14, 5120262), (18, 3982426), (21, 3413508), (28, 2560131), (36, 1991213), (42, 1706754), (49, 1462932), (63, 1137836), (84, 853377), (98, 731466), (126, 568918), (147, 487644), (196, 365733), (252, 284459), (294, 243822), (441, 162548), (588, 121911), (882, 81274), (1764, 40637)]