81228994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47951}}^1$

素因数の和:47982

約数の個数: 24

約数和(自身を含む): 153062784

約数和(自身を除く): 71833790

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 47951, 95902, 335657, 527461, 671314, 1054922, 3692227, 5802071, 7384454, 11604142, 40614497, 81228994]

約数ペア:

[(1, 81228994), (2, 40614497), (7, 11604142), (11, 7384454), (14, 5802071), (22, 3692227), (77, 1054922), (121, 671314), (154, 527461), (242, 335657), (847, 95902), (1694, 47951)]