172381251

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4889}}^1$

素因数の和:4995

約数の個数: 32

約数和(自身を含む): 277908480

約数和(自身を除く): 105527229

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 1533, 1679, 4889, 5037, 11753, 14667, 34223, 35259, 102669, 112447, 337341, 356897, 787129, 1070691, 2361387, 2498279, 7494837, 8208631, 24625893, 57460417, 172381251]

約数ペア:

[(1, 172381251), (3, 57460417), (7, 24625893), (21, 8208631), (23, 7494837), (69, 2498279), (73, 2361387), (161, 1070691), (219, 787129), (483, 356897), (511, 337341), (1533, 112447), (1679, 102669), (4889, 35259), (5037, 34223), (11753, 14667)]