81913461

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73597}}^1$

素因数の和:73660

約数の個数: 16

約数和(自身を含む): 127177344

約数和(自身を除く): 45263883

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 73597, 220791, 515179, 1545537, 3900641, 11701923, 27304487, 81913461]

約数ペア:

[(1, 81913461), (3, 27304487), (7, 11701923), (21, 3900641), (53, 1545537), (159, 515179), (371, 220791), (1113, 73597)]