13181028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4241}}^1$

素因数の和:4292

約数の個数: 48

約数和(自身を含む): 36107904

約数和(自身を除く): 22926876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 4241, 8482, 12723, 16964, 25446, 29687, 50892, 59374, 89061, 118748, 156917, 178122, 313834, 356244, 470751, 627668, 941502, 1098419, 1883004, 2196838, 3295257, 4393676, 6590514, 13181028]

約数ペア:

[(1, 13181028), (2, 6590514), (3, 4393676), (4, 3295257), (6, 2196838), (7, 1883004), (12, 1098419), (14, 941502), (21, 627668), (28, 470751), (37, 356244), (42, 313834), (74, 178122), (84, 156917), (111, 118748), (148, 89061), (222, 59374), (259, 50892), (444, 29687), (518, 25446), (777, 16964), (1036, 12723), (1554, 8482), (3108, 4241)]