26931997503

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{48679}}^1$

素因数の和:49380

約数の個数: 32

約数和(自身を含む): 41249484800

約数和(自身を除く): 14317487297

約数列:

[1, 3, 9, 27, 31, 93, 279, 661, 837, 1983, 5949, 17847, 20491, 48679, 61473, 146037, 184419, 438111, 553257, 1314333, 1509049, 4527147, 13581441, 32176819, 40744323, 96530457, 289591371, 868774113, 997481389, 2992444167, 8977332501, 26931997503]

約数ペア:

[(1, 26931997503), (3, 8977332501), (9, 2992444167), (27, 997481389), (31, 868774113), (93, 289591371), (279, 96530457), (661, 40744323), (837, 32176819), (1983, 13581441), (5949, 4527147), (17847, 1509049), (20491, 1314333), (48679, 553257), (61473, 438111), (146037, 184419)]