51400515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 86261760

約数和(自身を除く): 34861245

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 383, 389, 1149, 1167, 1915, 1945, 5745, 5835, 8809, 8947, 26427, 26841, 44045, 44735, 132135, 134205, 148987, 446961, 744935, 2234805, 3426701, 10280103, 17133505, 51400515]

約数ペア:

[(1, 51400515), (3, 17133505), (5, 10280103), (15, 3426701), (23, 2234805), (69, 744935), (115, 446961), (345, 148987), (383, 134205), (389, 132135), (1149, 44735), (1167, 44045), (1915, 26841), (1945, 26427), (5745, 8947), (5835, 8809)]