86673985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 111421440

約数和(自身を除く): 24747455

約数列:

[1, 5, 31, 61, 89, 103, 155, 305, 445, 515, 1891, 2759, 3193, 5429, 6283, 9167, 9455, 13795, 15965, 27145, 31415, 45835, 168299, 194773, 284177, 559187, 841495, 973865, 1420885, 2795935, 17334797, 86673985]

約数ペア:

[(1, 86673985), (5, 17334797), (31, 2795935), (61, 1420885), (89, 973865), (103, 841495), (155, 559187), (305, 284177), (445, 194773), (515, 168299), (1891, 45835), (2759, 31415), (3193, 27145), (5429, 15965), (6283, 13795), (9167, 9455)]