2281995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 4436640

約数和(自身を除く): 2154645

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 157, 171, 255, 285, 323, 471, 765, 785, 855, 969, 1413, 1615, 2355, 2669, 2907, 2983, 4845, 7065, 8007, 8949, 13345, 14535, 14915, 24021, 26847, 40035, 44745, 50711, 120105, 134235, 152133, 253555, 456399, 760665, 2281995]

約数ペア:

[(1, 2281995), (3, 760665), (5, 456399), (9, 253555), (15, 152133), (17, 134235), (19, 120105), (45, 50711), (51, 44745), (57, 40035), (85, 26847), (95, 24021), (153, 14915), (157, 14535), (171, 13345), (255, 8949), (285, 8007), (323, 7065), (471, 4845), (765, 2983), (785, 2907), (855, 2669), (969, 2355), (1413, 1615)]