2456925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 4499712

約数和(自身を除く): 2042787

約数列:

[1, 3, 5, 15, 17, 25, 41, 47, 51, 75, 85, 123, 141, 205, 235, 255, 425, 615, 697, 705, 799, 1025, 1175, 1275, 1927, 2091, 2397, 3075, 3485, 3525, 3995, 5781, 9635, 10455, 11985, 17425, 19975, 28905, 32759, 48175, 52275, 59925, 98277, 144525, 163795, 491385, 818975, 2456925]

約数ペア:

[(1, 2456925), (3, 818975), (5, 491385), (15, 163795), (17, 144525), (25, 98277), (41, 59925), (47, 52275), (51, 48175), (75, 32759), (85, 28905), (123, 19975), (141, 17425), (205, 11985), (235, 10455), (255, 9635), (425, 5781), (615, 3995), (697, 3525), (705, 3485), (799, 3075), (1025, 2397), (1175, 2091), (1275, 1927)]