201501990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{21737}}^1$

素因数の和:21853

約数の個数: 48

約数和(自身を含む): 529015968

約数和(自身を除く): 327513978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 103, 206, 309, 515, 618, 927, 1030, 1545, 1854, 3090, 4635, 9270, 21737, 43474, 65211, 108685, 130422, 195633, 217370, 326055, 391266, 652110, 978165, 1956330, 2238911, 4477822, 6716733, 11194555, 13433466, 20150199, 22389110, 33583665, 40300398, 67167330, 100750995, 201501990]

約数ペア:

[(1, 201501990), (2, 100750995), (3, 67167330), (5, 40300398), (6, 33583665), (9, 22389110), (10, 20150199), (15, 13433466), (18, 11194555), (30, 6716733), (45, 4477822), (90, 2238911), (103, 1956330), (206, 978165), (309, 652110), (515, 391266), (618, 326055), (927, 217370), (1030, 195633), (1545, 130422), (1854, 108685), (3090, 65211), (4635, 43474), (9270, 21737)]