81470972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{2711}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 155820672

約数和(自身を除く): 74349700

約数列:

[1, 2, 4, 11, 22, 44, 683, 1366, 2711, 2732, 5422, 7513, 10844, 15026, 29821, 30052, 59642, 119284, 1851613, 3703226, 7406452, 20367743, 40735486, 81470972]

約数ペア:

[(1, 81470972), (2, 40735486), (4, 20367743), (11, 7406452), (22, 3703226), (44, 1851613), (683, 119284), (1366, 59642), (2711, 30052), (2732, 29821), (5422, 15026), (7513, 10844)]