78549779

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 102144000

約数和(自身を除く): 23594221

約数列:

[1, 7, 11, 37, 77, 79, 259, 349, 407, 553, 869, 2443, 2849, 2923, 3839, 6083, 12913, 20461, 26873, 27571, 32153, 90391, 142043, 192997, 225071, 303281, 994301, 1020127, 2122967, 7140889, 11221397, 78549779]

約数ペア:

[(1, 78549779), (7, 11221397), (11, 7140889), (37, 2122967), (77, 1020127), (79, 994301), (259, 303281), (349, 225071), (407, 192997), (553, 142043), (869, 90391), (2443, 32153), (2849, 27571), (2923, 26873), (3839, 20461), (6083, 12913)]