28746555

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 47407680

約数和(自身を除く): 18661125

約数列:

[1, 3, 5, 15, 61, 89, 183, 267, 305, 353, 445, 915, 1059, 1335, 1765, 5295, 5429, 16287, 21533, 27145, 31417, 64599, 81435, 94251, 107665, 157085, 322995, 471255, 1916437, 5749311, 9582185, 28746555]

約数ペア:

[(1, 28746555), (3, 9582185), (5, 5749311), (15, 1916437), (61, 471255), (89, 322995), (183, 157085), (267, 107665), (305, 94251), (353, 81435), (445, 64599), (915, 31417), (1059, 27145), (1335, 21533), (1765, 16287), (5295, 5429)]