31491598

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 50761728

約数和(自身を除く): 19270130

約数列:

[1, 2, 31, 47, 62, 94, 101, 107, 202, 214, 1457, 2914, 3131, 3317, 4747, 5029, 6262, 6634, 9494, 10058, 10807, 21614, 147157, 155899, 294314, 311798, 335017, 507929, 670034, 1015858, 15745799, 31491598]

約数ペア:

[(1, 31491598), (2, 15745799), (31, 1015858), (47, 670034), (62, 507929), (94, 335017), (101, 311798), (107, 294314), (202, 155899), (214, 147157), (1457, 21614), (2914, 10807), (3131, 10058), (3317, 9494), (4747, 6634), (5029, 6262)]