15631330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 35054208

約数和(自身を除く): 19422878

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 643, 715, 935, 1105, 1286, 1430, 1870, 2210, 2431, 3215, 4862, 6430, 7073, 8359, 10931, 12155, 14146, 16718, 21862, 24310, 35365, 41795, 54655, 70730, 83590, 91949, 109310, 120241, 142103, 183898, 240482, 284206, 459745, 601205, 710515, 919490, 1202410, 1421030, 1563133, 3126266, 7815665, 15631330]

約数ペア:

[(1, 15631330), (2, 7815665), (5, 3126266), (10, 1563133), (11, 1421030), (13, 1202410), (17, 919490), (22, 710515), (26, 601205), (34, 459745), (55, 284206), (65, 240482), (85, 183898), (110, 142103), (130, 120241), (143, 109310), (170, 91949), (187, 83590), (221, 70730), (286, 54655), (374, 41795), (442, 35365), (643, 24310), (715, 21862), (935, 16718), (1105, 14146), (1286, 12155), (1430, 10931), (1870, 8359), (2210, 7073), (2431, 6430), (3215, 4862)]