398889270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{340931}}^1$

素因数の和:340957

約数の個数: 48

約数和(自身を含む): 1116893232

約数和(自身を除く): 718003962

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 340931, 681862, 1022793, 1704655, 2045586, 3068379, 3409310, 4432103, 5113965, 6136758, 8864206, 10227930, 13296309, 15341895, 22160515, 26592618, 30683790, 39888927, 44321030, 66481545, 79777854, 132963090, 199444635, 398889270]

約数ペア:

[(1, 398889270), (2, 199444635), (3, 132963090), (5, 79777854), (6, 66481545), (9, 44321030), (10, 39888927), (13, 30683790), (15, 26592618), (18, 22160515), (26, 15341895), (30, 13296309), (39, 10227930), (45, 8864206), (65, 6136758), (78, 5113965), (90, 4432103), (117, 3409310), (130, 3068379), (195, 2045586), (234, 1704655), (390, 1022793), (585, 681862), (1170, 340931)]