228085221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4241}}^1$

素因数の和:4461

約数の個数: 32

約数和(自身を含む): 376282368

約数和(自身を除く): 148197147

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 591, 1379, 2561, 4137, 4241, 7683, 12723, 17927, 29687, 53781, 55133, 89061, 165399, 385931, 835477, 1157793, 2506431, 5848339, 10861201, 17545017, 32583603, 76028407, 228085221]

約数ペア:

[(1, 228085221), (3, 76028407), (7, 32583603), (13, 17545017), (21, 10861201), (39, 5848339), (91, 2506431), (197, 1157793), (273, 835477), (591, 385931), (1379, 165399), (2561, 89061), (4137, 55133), (4241, 53781), (7683, 29687), (12723, 17927)]