7709728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 16765056

約数和(自身を除く): 9055328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 431, 559, 688, 862, 1118, 1376, 1724, 2236, 3448, 4472, 5603, 6896, 8944, 11206, 13792, 17888, 18533, 22412, 37066, 44824, 74132, 89648, 148264, 179296, 240929, 296528, 481858, 593056, 963716, 1927432, 3854864, 7709728]

約数ペア:

[(1, 7709728), (2, 3854864), (4, 1927432), (8, 963716), (13, 593056), (16, 481858), (26, 296528), (32, 240929), (43, 179296), (52, 148264), (86, 89648), (104, 74132), (172, 44824), (208, 37066), (344, 22412), (416, 18533), (431, 17888), (559, 13792), (688, 11206), (862, 8944), (1118, 6896), (1376, 5603), (1724, 4472), (2236, 3448)]