255521812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1327}}^1$

素因数の和:1397

約数の個数: 72

約数和(自身を含む): 575757056

約数和(自身を除く): 320235244

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 529, 598, 644, 1058, 1196, 1327, 2093, 2116, 2654, 3703, 4186, 5308, 6877, 7406, 8372, 9289, 13754, 14812, 17251, 18578, 27508, 30521, 34502, 37156, 48139, 61042, 69004, 96278, 120757, 122084, 192556, 213647, 241514, 396773, 427294, 483028, 701983, 793546, 854588, 1403966, 1587092, 2777411, 2807932, 4913881, 5554822, 9125779, 9827762, 11109644, 18251558, 19655524, 36503116, 63880453, 127760906, 255521812]

約数ペア:

[(1, 255521812), (2, 127760906), (4, 63880453), (7, 36503116), (13, 19655524), (14, 18251558), (23, 11109644), (26, 9827762), (28, 9125779), (46, 5554822), (52, 4913881), (91, 2807932), (92, 2777411), (161, 1587092), (182, 1403966), (299, 854588), (322, 793546), (364, 701983), (529, 483028), (598, 427294), (644, 396773), (1058, 241514), (1196, 213647), (1327, 192556), (2093, 122084), (2116, 120757), (2654, 96278), (3703, 69004), (4186, 61042), (5308, 48139), (6877, 37156), (7406, 34502), (8372, 30521), (9289, 27508), (13754, 18578), (14812, 17251)]