28523925

素因数分解:

$3^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:730

約数の個数: 36

約数和(自身を含む): 51377664

約数和(自身を除く): 22853739

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 331, 383, 993, 1149, 1655, 1915, 2979, 3447, 4965, 5745, 8275, 9575, 14895, 17235, 24825, 28725, 74475, 86175, 126773, 380319, 633865, 1140957, 1901595, 3169325, 5704785, 9507975, 28523925]

約数ペア:

[(1, 28523925), (3, 9507975), (5, 5704785), (9, 3169325), (15, 1901595), (25, 1140957), (45, 633865), (75, 380319), (225, 126773), (331, 86175), (383, 74475), (993, 28725), (1149, 24825), (1655, 17235), (1915, 14895), (2979, 9575), (3447, 8275), (4965, 5745)]