66561187

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 86851584

約数和(自身を除く): 20290397

約数列:

[1, 7, 11, 37, 61, 77, 259, 383, 407, 427, 671, 2257, 2681, 2849, 4213, 4697, 14171, 15799, 23363, 24827, 29491, 99197, 155881, 163541, 173789, 256993, 864431, 1091167, 1798951, 6051017, 9508741, 66561187]

約数ペア:

[(1, 66561187), (7, 9508741), (11, 6051017), (37, 1798951), (61, 1091167), (77, 864431), (259, 256993), (383, 173789), (407, 163541), (427, 155881), (671, 99197), (2257, 29491), (2681, 24827), (2849, 23363), (4213, 15799), (4697, 14171)]