31621016

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 40609384

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 113, 133, 152, 226, 263, 266, 452, 526, 532, 791, 904, 1052, 1064, 1582, 1841, 2104, 2147, 3164, 3682, 4294, 4997, 6328, 7364, 8588, 9994, 14728, 15029, 17176, 19988, 29719, 30058, 34979, 39976, 59438, 60116, 69958, 118876, 120232, 139916, 208033, 237752, 279832, 416066, 564661, 832132, 1129322, 1664264, 2258644, 3952627, 4517288, 7905254, 15810508, 31621016]

約数ペア:

[(1, 31621016), (2, 15810508), (4, 7905254), (7, 4517288), (8, 3952627), (14, 2258644), (19, 1664264), (28, 1129322), (38, 832132), (56, 564661), (76, 416066), (113, 279832), (133, 237752), (152, 208033), (226, 139916), (263, 120232), (266, 118876), (452, 69958), (526, 60116), (532, 59438), (791, 39976), (904, 34979), (1052, 30058), (1064, 29719), (1582, 19988), (1841, 17176), (2104, 15029), (2147, 14728), (3164, 9994), (3682, 8588), (4294, 7364), (4997, 6328)]