54736890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140351}}^1$

素因数の和:140374

約数の個数: 32

約数和(自身を含む): 141474816

約数和(自身を除く): 86737926

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 140351, 280702, 421053, 701755, 842106, 1403510, 1824563, 2105265, 3649126, 4210530, 5473689, 9122815, 10947378, 18245630, 27368445, 54736890]

約数ペア:

[(1, 54736890), (2, 27368445), (3, 18245630), (5, 10947378), (6, 9122815), (10, 5473689), (13, 4210530), (15, 3649126), (26, 2105265), (30, 1824563), (39, 1403510), (65, 842106), (78, 701755), (130, 421053), (195, 280702), (390, 140351)]