38151897

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 59616000

約数和(自身を除く): 21464103

約数列:

[1, 3, 7, 21, 89, 137, 149, 267, 411, 447, 623, 959, 1043, 1869, 2877, 3129, 12193, 13261, 20413, 36579, 39783, 61239, 85351, 92827, 142891, 256053, 278481, 428673, 1816757, 5450271, 12717299, 38151897]

約数ペア:

[(1, 38151897), (3, 12717299), (7, 5450271), (21, 1816757), (89, 428673), (137, 278481), (149, 256053), (267, 142891), (411, 92827), (447, 85351), (623, 61239), (959, 39783), (1043, 36579), (1869, 20413), (2877, 13261), (3129, 12193)]