209624168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 225831832

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 127, 236, 254, 269, 472, 508, 538, 767, 1016, 1076, 1534, 1651, 2152, 3068, 3302, 3497, 6136, 6604, 6994, 7493, 13208, 13988, 14986, 15871, 27976, 29972, 31742, 34163, 59944, 63484, 68326, 97409, 126968, 136652, 194818, 206323, 273304, 389636, 412646, 444119, 779272, 825292, 888238, 1650584, 1776476, 2015617, 3552952, 4031234, 8062468, 16124936, 26203021, 52406042, 104812084, 209624168]

約数ペア:

[(1, 209624168), (2, 104812084), (4, 52406042), (8, 26203021), (13, 16124936), (26, 8062468), (52, 4031234), (59, 3552952), (104, 2015617), (118, 1776476), (127, 1650584), (236, 888238), (254, 825292), (269, 779272), (472, 444119), (508, 412646), (538, 389636), (767, 273304), (1016, 206323), (1076, 194818), (1534, 136652), (1651, 126968), (2152, 97409), (3068, 68326), (3302, 63484), (3497, 59944), (6136, 34163), (6604, 31742), (6994, 29972), (7493, 27976), (13208, 15871), (13988, 14986)]