71405306

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 129400320

約数和(自身を除く): 57995014

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 331, 662, 811, 1622, 2317, 4634, 5677, 6289, 11354, 12578, 15409, 30818, 44023, 88046, 107863, 215726, 268441, 536882, 1879087, 3758174, 5100379, 10200758, 35702653, 71405306]

約数ペア:

[(1, 71405306), (2, 35702653), (7, 10200758), (14, 5100379), (19, 3758174), (38, 1879087), (133, 536882), (266, 268441), (331, 215726), (662, 107863), (811, 88046), (1622, 44023), (2317, 30818), (4634, 15409), (5677, 12578), (6289, 11354)]