51057825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7481}}^1$

素因数の和:7514

約数の個数: 48

約数和(自身を含む): 103910016

約数和(自身を除く): 52852191

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 6825, 7481, 22443, 37405, 52367, 97253, 112215, 157101, 187025, 261835, 291759, 486265, 561075, 680771, 785505, 1309175, 1458795, 2042313, 2431325, 3403855, 3927525, 7293975, 10211565, 17019275, 51057825]

約数ペア:

[(1, 51057825), (3, 17019275), (5, 10211565), (7, 7293975), (13, 3927525), (15, 3403855), (21, 2431325), (25, 2042313), (35, 1458795), (39, 1309175), (65, 785505), (75, 680771), (91, 561075), (105, 486265), (175, 291759), (195, 261835), (273, 187025), (325, 157101), (455, 112215), (525, 97253), (975, 52367), (1365, 37405), (2275, 22443), (6825, 7481)]