221230384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{26237}}^1$

素因数の和:26293

約数の個数: 40

約数和(自身を含む): 468505728

約数和(自身を除く): 247275344

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 26237, 52474, 104948, 209896, 419792, 446029, 813347, 892058, 1626694, 1784116, 3253388, 3568232, 6506776, 7136464, 13013552, 13826899, 27653798, 55307596, 110615192, 221230384]

約数ペア:

[(1, 221230384), (2, 110615192), (4, 55307596), (8, 27653798), (16, 13826899), (17, 13013552), (31, 7136464), (34, 6506776), (62, 3568232), (68, 3253388), (124, 1784116), (136, 1626694), (248, 892058), (272, 813347), (496, 446029), (527, 419792), (1054, 209896), (2108, 104948), (4216, 52474), (8432, 26237)]