221517837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{773}}^1\times {\mathrm{1873}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 339411384

約数和(自身を除く): 117893547

約数列:

[1, 3, 9, 17, 51, 153, 773, 1873, 2319, 5619, 6957, 13141, 16857, 31841, 39423, 95523, 118269, 286569, 1447829, 4343487, 13030461, 24613093, 73839279, 221517837]

約数ペア:

[(1, 221517837), (3, 73839279), (9, 24613093), (17, 13030461), (51, 4343487), (153, 1447829), (773, 286569), (1873, 118269), (2319, 95523), (5619, 39423), (6957, 31841), (13141, 16857)]