17561970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2447

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 28668942

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2351, 2490, 3735, 4702, 7053, 7470, 11755, 14106, 21159, 23510, 35265, 42318, 70530, 105795, 195133, 211590, 390266, 585399, 975665, 1170798, 1756197, 1951330, 2926995, 3512394, 5853990, 8780985, 17561970]

約数ペア:

[(1, 17561970), (2, 8780985), (3, 5853990), (5, 3512394), (6, 2926995), (9, 1951330), (10, 1756197), (15, 1170798), (18, 975665), (30, 585399), (45, 390266), (83, 211590), (90, 195133), (166, 105795), (249, 70530), (415, 42318), (498, 35265), (747, 23510), (830, 21159), (1245, 14106), (1494, 11755), (2351, 7470), (2490, 7053), (3735, 4702)]