2678412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 4240500

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 103, 132, 197, 206, 309, 394, 412, 591, 618, 788, 1133, 1182, 1236, 2167, 2266, 2364, 3399, 4334, 4532, 6501, 6798, 8668, 13002, 13596, 20291, 26004, 40582, 60873, 81164, 121746, 223201, 243492, 446402, 669603, 892804, 1339206, 2678412]

約数ペア:

[(1, 2678412), (2, 1339206), (3, 892804), (4, 669603), (6, 446402), (11, 243492), (12, 223201), (22, 121746), (33, 81164), (44, 60873), (66, 40582), (103, 26004), (132, 20291), (197, 13596), (206, 13002), (309, 8668), (394, 6798), (412, 6501), (591, 4532), (618, 4334), (788, 3399), (1133, 2364), (1182, 2266), (1236, 2167)]