8128889285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1\times {\mathrm{3659}}^1$

素因数の和:5009

約数の個数: 32

約数和(自身を含む): 10996162560

約数和(自身を除く): 2867273275

約数列:

[1, 5, 11, 31, 55, 155, 341, 1303, 1705, 3659, 6515, 14333, 18295, 40249, 40393, 71665, 113429, 201245, 201965, 444323, 567145, 1247719, 2221615, 4767677, 6238595, 23838385, 52444447, 147797987, 262222235, 738989935, 1625777857, 8128889285]

約数ペア:

[(1, 8128889285), (5, 1625777857), (11, 738989935), (31, 262222235), (55, 147797987), (155, 52444447), (341, 23838385), (1303, 6238595), (1705, 4767677), (3659, 2221615), (6515, 1247719), (14333, 567145), (18295, 444323), (40249, 201965), (40393, 201245), (71665, 113429)]