61894890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{687721}}^1$

素因数の和:687734

約数の個数: 24

約数和(自身を含む): 160926948

約数和(自身を除く): 99032058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 687721, 1375442, 2063163, 3438605, 4126326, 6189489, 6877210, 10315815, 12378978, 20631630, 30947445, 61894890]

約数ペア:

[(1, 61894890), (2, 30947445), (3, 20631630), (5, 12378978), (6, 10315815), (9, 6877210), (10, 6189489), (15, 4126326), (18, 3438605), (30, 2063163), (45, 1375442), (90, 687721)]