2988965

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 4423680

約数和(自身を除く): 1434715

約数列:

[1, 5, 7, 23, 35, 47, 79, 115, 161, 235, 329, 395, 553, 805, 1081, 1645, 1817, 2765, 3713, 5405, 7567, 9085, 12719, 18565, 25991, 37835, 63595, 85399, 129955, 426995, 597793, 2988965]

約数ペア:

[(1, 2988965), (5, 597793), (7, 426995), (23, 129955), (35, 85399), (47, 63595), (79, 37835), (115, 25991), (161, 18565), (235, 12719), (329, 9085), (395, 7567), (553, 5405), (805, 3713), (1081, 2765), (1645, 1817)]