13638375

素因数分解:

$3^5\times 5^3\times {\mathrm{449}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 25552800

約数和(自身を除く): 11914425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 449, 675, 1125, 1215, 1347, 2025, 2245, 3375, 4041, 6075, 6735, 10125, 11225, 12123, 20205, 30375, 33675, 36369, 56125, 60615, 101025, 109107, 168375, 181845, 303075, 505125, 545535, 909225, 1515375, 2727675, 4546125, 13638375]

約数ペア:

[(1, 13638375), (3, 4546125), (5, 2727675), (9, 1515375), (15, 909225), (25, 545535), (27, 505125), (45, 303075), (75, 181845), (81, 168375), (125, 109107), (135, 101025), (225, 60615), (243, 56125), (375, 36369), (405, 33675), (449, 30375), (675, 20205), (1125, 12123), (1215, 11225), (1347, 10125), (2025, 6735), (2245, 6075), (3375, 4041)]