25413831

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 40

約数和(自身を含む): 40656000

約数和(自身を除く): 15242169

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 261, 279, 349, 783, 837, 899, 1047, 2349, 2511, 2697, 3141, 8091, 9423, 10121, 10819, 24273, 28269, 30363, 32457, 72819, 91089, 97371, 273267, 292113, 313751, 819801, 876339, 941253, 2823759, 8471277, 25413831]

約数ペア:

[(1, 25413831), (3, 8471277), (9, 2823759), (27, 941253), (29, 876339), (31, 819801), (81, 313751), (87, 292113), (93, 273267), (261, 97371), (279, 91089), (349, 72819), (783, 32457), (837, 30363), (899, 28269), (1047, 24273), (2349, 10819), (2511, 10121), (2697, 9423), (3141, 8091)]