1388479216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{10657}}^1$

素因数の和:11161

約数の個数: 40

約数和(自身を含む): 2854638720

約数和(自身を除く): 1466159504

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 479, 958, 1916, 3832, 7664, 8143, 10657, 16286, 21314, 32572, 42628, 65144, 85256, 130288, 170512, 181169, 362338, 724676, 1449352, 2898704, 5104703, 10209406, 20418812, 40837624, 81675248, 86779951, 173559902, 347119804, 694239608, 1388479216]

約数ペア:

[(1, 1388479216), (2, 694239608), (4, 347119804), (8, 173559902), (16, 86779951), (17, 81675248), (34, 40837624), (68, 20418812), (136, 10209406), (272, 5104703), (479, 2898704), (958, 1449352), (1916, 724676), (3832, 362338), (7664, 181169), (8143, 170512), (10657, 130288), (16286, 85256), (21314, 65144), (32572, 42628)]