13389375

素因数分解:

$3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 23030128

約数和(自身を除く): 9640753

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 193, 375, 555, 579, 625, 925, 965, 1875, 2775, 2895, 4625, 4825, 7141, 13875, 14475, 21423, 23125, 24125, 35705, 69375, 72375, 107115, 120625, 178525, 361875, 535575, 892625, 2677875, 4463125, 13389375]

約数ペア:

[(1, 13389375), (3, 4463125), (5, 2677875), (15, 892625), (25, 535575), (37, 361875), (75, 178525), (111, 120625), (125, 107115), (185, 72375), (193, 69375), (375, 35705), (555, 24125), (579, 23125), (625, 21423), (925, 14475), (965, 13875), (1875, 7141), (2775, 4825), (2895, 4625)]