25605177

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 38330880

約数和(自身を除く): 12725703

約数列:

[1, 3, 13, 39, 47, 61, 141, 183, 229, 611, 687, 793, 1833, 2379, 2867, 2977, 8601, 8931, 10763, 13969, 32289, 37271, 41907, 111813, 139919, 181597, 419757, 544791, 656543, 1969629, 8535059, 25605177]

約数ペア:

[(1, 25605177), (3, 8535059), (13, 1969629), (39, 656543), (47, 544791), (61, 419757), (141, 181597), (183, 139919), (229, 111813), (611, 41907), (687, 37271), (793, 32289), (1833, 13969), (2379, 10763), (2867, 8931), (2977, 8601)]