221988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 558208

約数和(自身を除く): 336220

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1423, 2846, 4269, 5692, 8538, 17076, 18499, 36998, 55497, 73996, 110994, 221988]

約数ペア:

[(1, 221988), (2, 110994), (3, 73996), (4, 55497), (6, 36998), (12, 18499), (13, 17076), (26, 8538), (39, 5692), (52, 4269), (78, 2846), (156, 1423)]