87312537

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1861}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 136231368

約数和(自身を除く): 48918831

約数列:

[1, 3, 9, 13, 39, 117, 401, 1203, 1861, 3609, 5213, 5583, 15639, 16749, 24193, 46917, 72579, 217737, 746261, 2238783, 6716349, 9701393, 29104179, 87312537]

約数ペア:

[(1, 87312537), (3, 29104179), (9, 9701393), (13, 6716349), (39, 2238783), (117, 746261), (401, 217737), (1203, 72579), (1861, 46917), (3609, 24193), (5213, 16749), (5583, 15639)]