81843390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{909371}}^1$

素因数の和:909384

約数の個数: 24

約数和(自身を含む): 212793048

約数和(自身を除く): 130949658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 909371, 1818742, 2728113, 4546855, 5456226, 8184339, 9093710, 13640565, 16368678, 27281130, 40921695, 81843390]

約数ペア:

[(1, 81843390), (2, 40921695), (3, 27281130), (5, 16368678), (6, 13640565), (9, 9093710), (10, 8184339), (15, 5456226), (18, 4546855), (30, 2728113), (45, 1818742), (90, 909371)]