154804559

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 204288000

約数和(自身を除く): 49483441

約数列:

[1, 7, 13, 23, 37, 91, 161, 259, 299, 481, 851, 1999, 2093, 3367, 5957, 11063, 13993, 25987, 45977, 73963, 77441, 181909, 321839, 517741, 597701, 961519, 1701149, 4183907, 6730633, 11908043, 22114937, 154804559]

約数ペア:

[(1, 154804559), (7, 22114937), (13, 11908043), (23, 6730633), (37, 4183907), (91, 1701149), (161, 961519), (259, 597701), (299, 517741), (481, 321839), (851, 181909), (1999, 77441), (2093, 73963), (3367, 45977), (5957, 25987), (11063, 13993)]