505869

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 887040

約数和(自身を除く): 381171

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 109, 119, 221, 273, 327, 357, 663, 763, 1417, 1547, 1853, 2289, 4251, 4641, 5559, 9919, 12971, 24089, 29757, 38913, 72267, 168623, 505869]

約数ペア:

[(1, 505869), (3, 168623), (7, 72267), (13, 38913), (17, 29757), (21, 24089), (39, 12971), (51, 9919), (91, 5559), (109, 4641), (119, 4251), (221, 2289), (273, 1853), (327, 1547), (357, 1417), (663, 763)]