221090168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5437}}^1$

素因数の和:5496

約数の個数: 64

約数和(自身を含む): 493335360

約数和(自身を除く): 272245192

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 5083, 5437, 10166, 10874, 20332, 21748, 40664, 43496, 70681, 92429, 125051, 141362, 184858, 250102, 282724, 369716, 500204, 565448, 739432, 1000408, 1201577, 1625663, 2125867, 2403154, 3251326, 4251734, 4806308, 6502652, 8503468, 9612616, 13005304, 17006936, 27636271, 55272542, 110545084, 221090168]

約数ペア:

[(1, 221090168), (2, 110545084), (4, 55272542), (8, 27636271), (13, 17006936), (17, 13005304), (23, 9612616), (26, 8503468), (34, 6502652), (46, 4806308), (52, 4251734), (68, 3251326), (92, 2403154), (104, 2125867), (136, 1625663), (184, 1201577), (221, 1000408), (299, 739432), (391, 565448), (442, 500204), (598, 369716), (782, 282724), (884, 250102), (1196, 184858), (1564, 141362), (1768, 125051), (2392, 92429), (3128, 70681), (5083, 43496), (5437, 40664), (10166, 21748), (10874, 20332)]