138407568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{221807}}^1$

素因数の和:221831

約数の個数: 40

約数和(自身を含む): 385058688

約数和(自身を除く): 246651120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 221807, 443614, 665421, 887228, 1330842, 1774456, 2661684, 2883491, 3548912, 5323368, 5766982, 8650473, 10646736, 11533964, 17300946, 23067928, 34601892, 46135856, 69203784, 138407568]

約数ペア:

[(1, 138407568), (2, 69203784), (3, 46135856), (4, 34601892), (6, 23067928), (8, 17300946), (12, 11533964), (13, 10646736), (16, 8650473), (24, 5766982), (26, 5323368), (39, 3548912), (48, 2883491), (52, 2661684), (78, 1774456), (104, 1330842), (156, 887228), (208, 665421), (312, 443614), (624, 221807)]