15904125

素因数分解:

$3^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 29235648

約数和(自身を除く): 13331523

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 125, 201, 211, 225, 335, 375, 603, 633, 1005, 1055, 1125, 1675, 1899, 3015, 3165, 5025, 5275, 8375, 9495, 14137, 15075, 15825, 25125, 26375, 42411, 47475, 70685, 75375, 79125, 127233, 212055, 237375, 353425, 636165, 1060275, 1767125, 3180825, 5301375, 15904125]

約数ペア:

[(1, 15904125), (3, 5301375), (5, 3180825), (9, 1767125), (15, 1060275), (25, 636165), (45, 353425), (67, 237375), (75, 212055), (125, 127233), (201, 79125), (211, 75375), (225, 70685), (335, 47475), (375, 42411), (603, 26375), (633, 25125), (1005, 15825), (1055, 15075), (1125, 14137), (1675, 9495), (1899, 8375), (3015, 5275), (3165, 5025)]