15121275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1193}}^1$

素因数の和:1232

約数の個数: 36

約数和(自身を含む): 27094248

約数和(自身を除く): 11972973

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 1193, 2535, 3579, 4225, 5965, 12675, 15509, 17895, 29825, 46527, 77545, 89475, 201617, 232635, 387725, 604851, 1008085, 1163175, 3024255, 5040425, 15121275]

約数ペア:

[(1, 15121275), (3, 5040425), (5, 3024255), (13, 1163175), (15, 1008085), (25, 604851), (39, 387725), (65, 232635), (75, 201617), (169, 89475), (195, 77545), (325, 46527), (507, 29825), (845, 17895), (975, 15509), (1193, 12675), (2535, 5965), (3579, 4225)]