28423928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 57635760

約数和(自身を除く): 29211832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 337, 674, 811, 1348, 1622, 2696, 3244, 4381, 6488, 8762, 10543, 17524, 21086, 35048, 42172, 84344, 273307, 546614, 1093228, 2186456, 3552991, 7105982, 14211964, 28423928]

約数ペア:

[(1, 28423928), (2, 14211964), (4, 7105982), (8, 3552991), (13, 2186456), (26, 1093228), (52, 546614), (104, 273307), (337, 84344), (674, 42172), (811, 35048), (1348, 21086), (1622, 17524), (2696, 10543), (3244, 8762), (4381, 6488)]