637620204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{8191}}^1$

素因数の和:8710

約数の個数: 48

約数和(自身を含む): 1605632000

約数和(自身を除く): 968011796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 499, 998, 1497, 1996, 2994, 5988, 6487, 8191, 12974, 16382, 19461, 24573, 25948, 32764, 38922, 49146, 77844, 98292, 106483, 212966, 319449, 425932, 638898, 1277796, 4087309, 8174618, 12261927, 16349236, 24523854, 49047708, 53135017, 106270034, 159405051, 212540068, 318810102, 637620204]

約数ペア:

[(1, 637620204), (2, 318810102), (3, 212540068), (4, 159405051), (6, 106270034), (12, 53135017), (13, 49047708), (26, 24523854), (39, 16349236), (52, 12261927), (78, 8174618), (156, 4087309), (499, 1277796), (998, 638898), (1497, 425932), (1996, 319449), (2994, 212966), (5988, 106483), (6487, 98292), (8191, 77844), (12974, 49146), (16382, 38922), (19461, 32764), (24573, 25948)]