25399197

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 13630563

約数列:

[1, 3, 9, 27, 43, 129, 131, 167, 387, 393, 501, 1161, 1179, 1503, 3537, 4509, 5633, 7181, 16899, 21543, 21877, 50697, 64629, 65631, 152091, 193887, 196893, 590679, 940711, 2822133, 8466399, 25399197]

約数ペア:

[(1, 25399197), (3, 8466399), (9, 2822133), (27, 940711), (43, 590679), (129, 196893), (131, 193887), (167, 152091), (387, 65631), (393, 64629), (501, 50697), (1161, 21877), (1179, 21543), (1503, 16899), (3537, 7181), (4509, 5633)]