218789728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{769}}^1$

素因数の和:1319

約数の個数: 48

約数和(自身を含む): 457546320

約数和(自身を除く): 238756592

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 523, 544, 769, 1046, 1538, 2092, 3076, 4184, 6152, 8368, 8891, 12304, 13073, 16736, 17782, 24608, 26146, 35564, 52292, 71128, 104584, 142256, 209168, 284512, 402187, 418336, 804374, 1608748, 3217496, 6434992, 6837179, 12869984, 13674358, 27348716, 54697432, 109394864, 218789728]

約数ペア:

[(1, 218789728), (2, 109394864), (4, 54697432), (8, 27348716), (16, 13674358), (17, 12869984), (32, 6837179), (34, 6434992), (68, 3217496), (136, 1608748), (272, 804374), (523, 418336), (544, 402187), (769, 284512), (1046, 209168), (1538, 142256), (2092, 104584), (3076, 71128), (4184, 52292), (6152, 35564), (8368, 26146), (8891, 24608), (12304, 17782), (13073, 16736)]