387396412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 745621632

約数和(自身を除く): 358225220

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 251, 268, 443, 502, 871, 886, 1004, 1742, 1772, 3263, 3484, 5759, 6526, 11518, 13052, 16817, 23036, 29681, 33634, 59362, 67268, 111193, 118724, 218621, 222386, 385853, 437242, 444772, 771706, 874484, 1445509, 1543412, 2891018, 5782036, 7449931, 14899862, 29799724, 96849103, 193698206, 387396412]

約数ペア:

[(1, 387396412), (2, 193698206), (4, 96849103), (13, 29799724), (26, 14899862), (52, 7449931), (67, 5782036), (134, 2891018), (251, 1543412), (268, 1445509), (443, 874484), (502, 771706), (871, 444772), (886, 437242), (1004, 385853), (1742, 222386), (1772, 218621), (3263, 118724), (3484, 111193), (5759, 67268), (6526, 59362), (11518, 33634), (13052, 29681), (16817, 23036)]