721327056

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{211657}}^1$

素因数の和:211739

約数の個数: 40

約数和(自身を含む): 1889682624

約数和(自身を除く): 1168355568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 211657, 423314, 634971, 846628, 1269942, 1693256, 2539884, 3386512, 5079768, 10159536, 15027647, 30055294, 45082941, 60110588, 90165882, 120221176, 180331764, 240442352, 360663528, 721327056]

約数ペア:

[(1, 721327056), (2, 360663528), (3, 240442352), (4, 180331764), (6, 120221176), (8, 90165882), (12, 60110588), (16, 45082941), (24, 30055294), (48, 15027647), (71, 10159536), (142, 5079768), (213, 3386512), (284, 2539884), (426, 1693256), (568, 1269942), (852, 846628), (1136, 634971), (1704, 423314), (3408, 211657)]