66555566

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 126977760

約数和(自身を除く): 60422194

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 121, 154, 202, 242, 389, 707, 778, 847, 1111, 1414, 1694, 2222, 2723, 4279, 5446, 7777, 8558, 12221, 15554, 24442, 29953, 39289, 47069, 59906, 78578, 85547, 94138, 171094, 275023, 329483, 432179, 550046, 658966, 864358, 3025253, 4753969, 6050506, 9507938, 33277783, 66555566]

約数ペア:

[(1, 66555566), (2, 33277783), (7, 9507938), (11, 6050506), (14, 4753969), (22, 3025253), (77, 864358), (101, 658966), (121, 550046), (154, 432179), (202, 329483), (242, 275023), (389, 171094), (707, 94138), (778, 85547), (847, 78578), (1111, 59906), (1414, 47069), (1694, 39289), (2222, 29953), (2723, 24442), (4279, 15554), (5446, 12221), (7777, 8558)]