1991567142

素因数分解:

$2^1\times 3^3\times {\mathrm{569}}^1\times {\mathrm{64817}}^1$

素因数の和:65397

約数の個数: 32

約数和(自身を含む): 4433551200

約数和(自身を除く): 2441984058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 569, 1138, 1707, 3414, 5121, 10242, 15363, 30726, 64817, 129634, 194451, 388902, 583353, 1166706, 1750059, 3500118, 36880873, 73761746, 110642619, 221285238, 331927857, 663855714, 995783571, 1991567142]

約数ペア:

[(1, 1991567142), (2, 995783571), (3, 663855714), (6, 331927857), (9, 221285238), (18, 110642619), (27, 73761746), (54, 36880873), (569, 3500118), (1138, 1750059), (1707, 1166706), (3414, 583353), (5121, 388902), (10242, 194451), (15363, 129634), (30726, 64817)]