287683809

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{7393}}^1$

素因数の和:7529

約数の個数: 32

約数和(自身を含む): 468483840

約数和(自身を除く): 180800031

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 763, 1853, 2289, 5559, 7393, 12971, 22179, 38913, 51751, 125681, 155253, 377043, 805837, 879767, 2417511, 2639301, 5640859, 13699229, 16922577, 41097687, 95894603, 287683809]

約数ペア:

[(1, 287683809), (3, 95894603), (7, 41097687), (17, 16922577), (21, 13699229), (51, 5640859), (109, 2639301), (119, 2417511), (327, 879767), (357, 805837), (763, 377043), (1853, 155253), (2289, 125681), (5559, 51751), (7393, 38913), (12971, 22179)]