409223728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{65413}}^1$

素因数の和:65461

約数の個数: 40

約数和(自身を含む): 876024288

約数和(自身を除く): 466800560

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 65413, 130826, 261652, 523304, 1046608, 1112021, 1504499, 2224042, 3008998, 4448084, 6017996, 8896168, 12035992, 17792336, 24071984, 25576483, 51152966, 102305932, 204611864, 409223728]

約数ペア:

[(1, 409223728), (2, 204611864), (4, 102305932), (8, 51152966), (16, 25576483), (17, 24071984), (23, 17792336), (34, 12035992), (46, 8896168), (68, 6017996), (92, 4448084), (136, 3008998), (184, 2224042), (272, 1504499), (368, 1112021), (391, 1046608), (782, 523304), (1564, 261652), (3128, 130826), (6256, 65413)]