73890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{821}}^1$

素因数の和:834

約数の個数: 24

約数和(自身を含む): 192348

約数和(自身を除く): 118458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 821, 1642, 2463, 4105, 4926, 7389, 8210, 12315, 14778, 24630, 36945, 73890]

約数ペア:

[(1, 73890), (2, 36945), (3, 24630), (5, 14778), (6, 12315), (9, 8210), (10, 7389), (15, 4926), (18, 4105), (30, 2463), (45, 1642), (90, 821)]