664070398

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1\times {\mathrm{7229}}^1$

素因数の和:9251

約数の個数: 16

約数和(自身を含む): 1040078880

約数和(自身を除く): 376008482

約数列:

[1, 2, 23, 46, 1997, 3994, 7229, 14458, 45931, 91862, 166267, 332534, 14436313, 28872626, 332035199, 664070398]

約数ペア:

[(1, 664070398), (2, 332035199), (23, 28872626), (46, 14436313), (1997, 332534), (3994, 166267), (7229, 91862), (14458, 45931)]