639283896

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{386041}}^1$

素因数の和:386076

約数の個数: 48

約数和(自身を含む): 1806676560

約数和(自身を除く): 1167392664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 386041, 772082, 1158123, 1544164, 2316246, 3088328, 3474369, 4632492, 6948738, 8878943, 9264984, 13897476, 17757886, 26636829, 27794952, 35515772, 53273658, 71031544, 79910487, 106547316, 159820974, 213094632, 319641948, 639283896]

約数ペア:

[(1, 639283896), (2, 319641948), (3, 213094632), (4, 159820974), (6, 106547316), (8, 79910487), (9, 71031544), (12, 53273658), (18, 35515772), (23, 27794952), (24, 26636829), (36, 17757886), (46, 13897476), (69, 9264984), (72, 8878943), (92, 6948738), (138, 4632492), (184, 3474369), (207, 3088328), (276, 2316246), (414, 1544164), (552, 1158123), (828, 772082), (1656, 386041)]