720713966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12841}}^1$

素因数の和:13080

約数の個数: 32

約数和(自身を含む): 1306801920

約数和(自身を除く): 586087954

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 422, 1477, 2954, 4009, 8018, 12841, 25682, 28063, 56126, 89887, 179774, 243979, 487958, 1707853, 2709451, 3415706, 5418902, 18966157, 37932314, 51479569, 102959138, 360356983, 720713966]

約数ペア:

[(1, 720713966), (2, 360356983), (7, 102959138), (14, 51479569), (19, 37932314), (38, 18966157), (133, 5418902), (211, 3415706), (266, 2709451), (422, 1707853), (1477, 487958), (2954, 243979), (4009, 179774), (8018, 89887), (12841, 56126), (25682, 28063)]