421486

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 24

約数和(自身を含む): 724680

約数和(自身を除く): 303194

約数列:

[1, 2, 13, 26, 29, 43, 58, 86, 169, 338, 377, 559, 754, 1118, 1247, 2494, 4901, 7267, 9802, 14534, 16211, 32422, 210743, 421486]

約数ペア:

[(1, 421486), (2, 210743), (13, 32422), (26, 16211), (29, 14534), (43, 9802), (58, 7267), (86, 4901), (169, 2494), (338, 1247), (377, 1118), (559, 754)]