398670732

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{235621}}^1$

素因数の和:235678

約数の個数: 36

約数和(自身を含む): 1029196896

約数和(自身を除く): 630526164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 235621, 471242, 706863, 942484, 1413726, 2120589, 2827452, 4241178, 8482356, 11074187, 22148374, 33222561, 44296748, 66445122, 99667683, 132890244, 199335366, 398670732]

約数ペア:

[(1, 398670732), (2, 199335366), (3, 132890244), (4, 99667683), (6, 66445122), (9, 44296748), (12, 33222561), (18, 22148374), (36, 11074187), (47, 8482356), (94, 4241178), (141, 2827452), (188, 2120589), (282, 1413726), (423, 942484), (564, 706863), (846, 471242), (1692, 235621)]