138974984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1693}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 269955840

約数和(自身を除く): 130980856

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 331, 662, 1324, 1693, 2648, 3386, 6772, 10261, 13544, 20522, 41044, 52483, 82088, 104966, 209932, 419864, 560383, 1120766, 2241532, 4483064, 17371873, 34743746, 69487492, 138974984]

約数ペア:

[(1, 138974984), (2, 69487492), (4, 34743746), (8, 17371873), (31, 4483064), (62, 2241532), (124, 1120766), (248, 560383), (331, 419864), (662, 209932), (1324, 104966), (1693, 82088), (2648, 52483), (3386, 41044), (6772, 20522), (10261, 13544)]