397379824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{733}}^1\times {\mathrm{1093}}^1$

素因数の和:1865

約数の個数: 40

約数和(自身を含む): 796572032

約数和(自身を除く): 399192208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 733, 1093, 1466, 2186, 2932, 4372, 5864, 8744, 11728, 17488, 22723, 33883, 45446, 67766, 90892, 135532, 181784, 271064, 363568, 542128, 801169, 1602338, 3204676, 6409352, 12818704, 24836239, 49672478, 99344956, 198689912, 397379824]

約数ペア:

[(1, 397379824), (2, 198689912), (4, 99344956), (8, 49672478), (16, 24836239), (31, 12818704), (62, 6409352), (124, 3204676), (248, 1602338), (496, 801169), (733, 542128), (1093, 363568), (1466, 271064), (2186, 181784), (2932, 135532), (4372, 90892), (5864, 67766), (8744, 45446), (11728, 33883), (17488, 22723)]