397742418

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{329803}}^1$

素因数の和:329878

約数の個数: 24

約数和(自身を含む): 874640208

約数和(自身を除く): 476897790

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 329803, 659606, 989409, 1978818, 2968227, 5936454, 22096801, 44193602, 66290403, 132580806, 198871209, 397742418]

約数ペア:

[(1, 397742418), (2, 198871209), (3, 132580806), (6, 66290403), (9, 44193602), (18, 22096801), (67, 5936454), (134, 2968227), (201, 1978818), (402, 989409), (603, 659606), (1206, 329803)]