28656990

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{3931}}^1$

素因数の和:3956

約数の個数: 56

約数和(自身を含む): 77358168

約数和(自身を除く): 48701178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 3931, 7290, 7862, 11793, 19655, 23586, 35379, 39310, 58965, 70758, 106137, 117930, 176895, 212274, 318411, 353790, 530685, 636822, 955233, 1061370, 1592055, 1910466, 2865699, 3184110, 4776165, 5731398, 9552330, 14328495, 28656990]

約数ペア:

[(1, 28656990), (2, 14328495), (3, 9552330), (5, 5731398), (6, 4776165), (9, 3184110), (10, 2865699), (15, 1910466), (18, 1592055), (27, 1061370), (30, 955233), (45, 636822), (54, 530685), (81, 353790), (90, 318411), (135, 212274), (162, 176895), (243, 117930), (270, 106137), (405, 70758), (486, 58965), (729, 39310), (810, 35379), (1215, 23586), (1458, 19655), (2430, 11793), (3645, 7862), (3931, 7290)]