252037890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{215417}}^1$

素因数の和:215443

約数の個数: 48

約数和(自身を含む): 705709368

約数和(自身を除く): 453671478

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 215417, 430834, 646251, 1077085, 1292502, 1938753, 2154170, 2800421, 3231255, 3877506, 5600842, 6462510, 8401263, 9693765, 14002105, 16802526, 19387530, 25203789, 28004210, 42006315, 50407578, 84012630, 126018945, 252037890]

約数ペア:

[(1, 252037890), (2, 126018945), (3, 84012630), (5, 50407578), (6, 42006315), (9, 28004210), (10, 25203789), (13, 19387530), (15, 16802526), (18, 14002105), (26, 9693765), (30, 8401263), (39, 6462510), (45, 5600842), (65, 3877506), (78, 3231255), (90, 2800421), (117, 2154170), (130, 1938753), (195, 1292502), (234, 1077085), (390, 646251), (585, 430834), (1170, 215417)]