2840649

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 4688640

約数和(自身を除く): 1847991

約数列:

[1, 3, 7, 17, 21, 51, 73, 109, 119, 219, 327, 357, 511, 763, 1241, 1533, 1853, 2289, 3723, 5559, 7957, 8687, 12971, 23871, 26061, 38913, 55699, 135269, 167097, 405807, 946883, 2840649]

約数ペア:

[(1, 2840649), (3, 946883), (7, 405807), (17, 167097), (21, 135269), (51, 55699), (73, 38913), (109, 26061), (119, 23871), (219, 12971), (327, 8687), (357, 7957), (511, 5559), (763, 3723), (1241, 2289), (1533, 1853)]