31018659

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 53049600

約数和(自身を除く): 22030941

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 269, 289, 323, 357, 399, 807, 867, 969, 1883, 2023, 2261, 4573, 5111, 5491, 5649, 6069, 6783, 13719, 15333, 16473, 32011, 35777, 38437, 77741, 86887, 96033, 107331, 115311, 233223, 260661, 544187, 608209, 1477079, 1632561, 1824627, 4431237, 10339553, 31018659]

約数ペア:

[(1, 31018659), (3, 10339553), (7, 4431237), (17, 1824627), (19, 1632561), (21, 1477079), (51, 608209), (57, 544187), (119, 260661), (133, 233223), (269, 115311), (289, 107331), (323, 96033), (357, 86887), (399, 77741), (807, 38437), (867, 35777), (969, 32011), (1883, 16473), (2023, 15333), (2261, 13719), (4573, 6783), (5111, 6069), (5491, 5649)]