8139428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 15953616

約数和(自身を除く): 7814188

約数列:

[1, 2, 4, 11, 22, 44, 67, 121, 134, 242, 251, 268, 484, 502, 737, 1004, 1474, 2761, 2948, 5522, 8107, 11044, 16214, 16817, 30371, 32428, 33634, 60742, 67268, 121484, 184987, 369974, 739948, 2034857, 4069714, 8139428]

約数ペア:

[(1, 8139428), (2, 4069714), (4, 2034857), (11, 739948), (22, 369974), (44, 184987), (67, 121484), (121, 67268), (134, 60742), (242, 33634), (251, 32428), (268, 30371), (484, 16817), (502, 16214), (737, 11044), (1004, 8107), (1474, 5522), (2761, 2948)]