13688505

素因数分解:

$3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{919}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 23824320

約数和(自身を除く): 10135815

約数列:

[1, 3, 5, 9, 15, 45, 331, 919, 993, 1655, 2757, 2979, 4595, 4965, 8271, 13785, 14895, 41355, 304189, 912567, 1520945, 2737701, 4562835, 13688505]

約数ペア:

[(1, 13688505), (3, 4562835), (5, 2737701), (9, 1520945), (15, 912567), (45, 304189), (331, 41355), (919, 14895), (993, 13785), (1655, 8271), (2757, 4965), (2979, 4595)]