398291166

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{243157}}^1$

素因数の和:243185

約数の個数: 48

約数和(自身を含む): 1062114144

約数和(自身を除く): 663822978

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 243157, 486314, 729471, 1458942, 1702099, 2188413, 3161041, 3404198, 4376826, 5106297, 6322082, 9483123, 10212594, 15318891, 18966246, 22127287, 28449369, 30637782, 44254574, 56898738, 66381861, 132763722, 199145583, 398291166]

約数ペア:

[(1, 398291166), (2, 199145583), (3, 132763722), (6, 66381861), (7, 56898738), (9, 44254574), (13, 30637782), (14, 28449369), (18, 22127287), (21, 18966246), (26, 15318891), (39, 10212594), (42, 9483123), (63, 6322082), (78, 5106297), (91, 4376826), (117, 3404198), (126, 3161041), (182, 2188413), (234, 1702099), (273, 1458942), (546, 729471), (819, 486314), (1638, 243157)]