248663668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{787}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 489291264

約数和(自身を除く): 240627596

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 167, 172, 334, 473, 668, 787, 946, 1574, 1837, 1892, 3148, 3674, 7181, 7348, 8657, 14362, 17314, 28724, 33841, 34628, 67682, 78991, 131429, 135364, 157982, 262858, 315964, 372251, 525716, 744502, 1445719, 1489004, 2891438, 5651447, 5782876, 11302894, 22605788, 62165917, 124331834, 248663668]

約数ペア:

[(1, 248663668), (2, 124331834), (4, 62165917), (11, 22605788), (22, 11302894), (43, 5782876), (44, 5651447), (86, 2891438), (167, 1489004), (172, 1445719), (334, 744502), (473, 525716), (668, 372251), (787, 315964), (946, 262858), (1574, 157982), (1837, 135364), (1892, 131429), (3148, 78991), (3674, 67682), (7181, 34628), (7348, 33841), (8657, 28724), (14362, 17314)]