397981082

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 622702080

約数和(自身を除く): 224720998

約数列:

[1, 2, 43, 86, 103, 179, 206, 251, 358, 502, 4429, 7697, 8858, 10793, 15394, 18437, 21586, 25853, 36874, 44929, 51706, 89858, 792791, 1111679, 1585582, 1931947, 2223358, 3863894, 4627687, 9255374, 198990541, 397981082]

約数ペア:

[(1, 397981082), (2, 198990541), (43, 9255374), (86, 4627687), (103, 3863894), (179, 2223358), (206, 1931947), (251, 1585582), (358, 1111679), (502, 792791), (4429, 89858), (7697, 51706), (8858, 44929), (10793, 36874), (15394, 25853), (18437, 21586)]