87857858

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{8443}}^1$

素因数の和:8510

約数の個数: 24

約数和(自身を含む): 148242864

約数和(自身を除く): 60385006

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 8443, 10406, 16886, 92873, 185746, 363049, 726098, 1021603, 2043206, 3993539, 7987078, 43928929, 87857858]

約数ペア:

[(1, 87857858), (2, 43928929), (11, 7987078), (22, 3993539), (43, 2043206), (86, 1021603), (121, 726098), (242, 363049), (473, 185746), (946, 92873), (5203, 16886), (8443, 10406)]