152833821

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 238567680

約数和(自身を除く): 85733859

約数列:

[1, 3, 7, 21, 53, 159, 353, 371, 389, 1059, 1113, 1167, 2471, 2723, 7413, 8169, 18709, 20617, 56127, 61851, 130963, 137317, 144319, 392889, 411951, 432957, 961219, 2883657, 7277801, 21833403, 50944607, 152833821]

約数ペア:

[(1, 152833821), (3, 50944607), (7, 21833403), (21, 7277801), (53, 2883657), (159, 961219), (353, 432957), (371, 411951), (389, 392889), (1059, 144319), (1113, 137317), (1167, 130963), (2471, 61851), (2723, 56127), (7413, 20617), (8169, 18709)]