51638853

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 81248256

約数和(自身を除く): 29609403

約数列:

[1, 3, 7, 21, 47, 113, 141, 329, 339, 463, 791, 987, 1389, 2373, 3241, 5311, 9723, 15933, 21761, 37177, 52319, 65283, 111531, 152327, 156957, 366233, 456981, 1098699, 2458993, 7376979, 17212951, 51638853]

約数ペア:

[(1, 51638853), (3, 17212951), (7, 7376979), (21, 2458993), (47, 1098699), (113, 456981), (141, 366233), (329, 156957), (339, 152327), (463, 111531), (791, 65283), (987, 52319), (1389, 37177), (2373, 21761), (3241, 15933), (5311, 9723)]