12975975

素因数分解:

$3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:688

約数の個数: 36

約数和(自身を含む): 23512632

約数和(自身を除く): 10536657

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 225, 303, 505, 571, 909, 1515, 1713, 2525, 2855, 4545, 5139, 7575, 8565, 14275, 22725, 25695, 42825, 57671, 128475, 173013, 288355, 519039, 865065, 1441775, 2595195, 4325325, 12975975]

約数ペア:

[(1, 12975975), (3, 4325325), (5, 2595195), (9, 1441775), (15, 865065), (25, 519039), (45, 288355), (75, 173013), (101, 128475), (225, 57671), (303, 42825), (505, 25695), (571, 22725), (909, 14275), (1515, 8565), (1713, 7575), (2525, 5139), (2855, 4545)]