12970566

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 32318208

約数和(自身を除く): 19347642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 311, 331, 622, 662, 933, 993, 1866, 1986, 2177, 2317, 2799, 2979, 4354, 4634, 5598, 5958, 6531, 6951, 13062, 13902, 19593, 20853, 39186, 41706, 102941, 205882, 308823, 617646, 720587, 926469, 1441174, 1852938, 2161761, 4323522, 6485283, 12970566]

約数ペア:

[(1, 12970566), (2, 6485283), (3, 4323522), (6, 2161761), (7, 1852938), (9, 1441174), (14, 926469), (18, 720587), (21, 617646), (42, 308823), (63, 205882), (126, 102941), (311, 41706), (331, 39186), (622, 20853), (662, 19593), (933, 13902), (993, 13062), (1866, 6951), (1986, 6531), (2177, 5958), (2317, 5598), (2799, 4634), (2979, 4354)]