28156770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1621}}^1$

素因数の和:1827

約数の個数: 48

約数和(自身を含む): 73632312

約数和(自身を除く): 45475542

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1621, 1737, 1930, 2895, 3242, 3474, 4863, 5790, 8105, 8685, 9726, 14589, 16210, 17370, 24315, 29178, 48630, 72945, 145890, 312853, 625706, 938559, 1564265, 1877118, 2815677, 3128530, 4692795, 5631354, 9385590, 14078385, 28156770]

約数ペア:

[(1, 28156770), (2, 14078385), (3, 9385590), (5, 5631354), (6, 4692795), (9, 3128530), (10, 2815677), (15, 1877118), (18, 1564265), (30, 938559), (45, 625706), (90, 312853), (193, 145890), (386, 72945), (579, 48630), (965, 29178), (1158, 24315), (1621, 17370), (1737, 16210), (1930, 14589), (2895, 9726), (3242, 8685), (3474, 8105), (4863, 5790)]