2008889265

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{43867}}^1$

素因数の和:43989

約数の個数: 32

約数和(自身を含む): 3335371776

約数和(自身を除く): 1326482511

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 3053, 9159, 15265, 43867, 45795, 131601, 219335, 658005, 1886281, 3114557, 5658843, 9343671, 9431405, 15572785, 28294215, 46718355, 133925951, 401777853, 669629755, 2008889265]

約数ペア:

[(1, 2008889265), (3, 669629755), (5, 401777853), (15, 133925951), (43, 46718355), (71, 28294215), (129, 15572785), (213, 9431405), (215, 9343671), (355, 5658843), (645, 3114557), (1065, 1886281), (3053, 658005), (9159, 219335), (15265, 131601), (43867, 45795)]