18754125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3847}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 33616128

約数和(自身を除く): 14862003

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 3847, 4875, 11541, 19235, 50011, 57705, 96175, 150033, 250055, 288525, 480875, 750165, 1250275, 1442625, 3750825, 6251375, 18754125]

約数ペア:

[(1, 18754125), (3, 6251375), (5, 3750825), (13, 1442625), (15, 1250275), (25, 750165), (39, 480875), (65, 288525), (75, 250055), (125, 150033), (195, 96175), (325, 57705), (375, 50011), (975, 19235), (1625, 11541), (3847, 4875)]