131233986

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2633}}^1$

素因数の和:2728

約数の個数: 64

約数和(自身を含む): 318608640

約数和(自身を除く): 187374654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 351, 426, 639, 702, 923, 1278, 1846, 1917, 2633, 2769, 3834, 5266, 5538, 7899, 8307, 15798, 16614, 23697, 24921, 34229, 47394, 49842, 68458, 71091, 102687, 142182, 186943, 205374, 308061, 373886, 560829, 616122, 924183, 1121658, 1682487, 1848366, 2430259, 3364974, 4860518, 5047461, 7290777, 10094922, 14581554, 21872331, 43744662, 65616993, 131233986]

約数ペア:

[(1, 131233986), (2, 65616993), (3, 43744662), (6, 21872331), (9, 14581554), (13, 10094922), (18, 7290777), (26, 5047461), (27, 4860518), (39, 3364974), (54, 2430259), (71, 1848366), (78, 1682487), (117, 1121658), (142, 924183), (213, 616122), (234, 560829), (351, 373886), (426, 308061), (639, 205374), (702, 186943), (923, 142182), (1278, 102687), (1846, 71091), (1917, 68458), (2633, 49842), (2769, 47394), (3834, 34229), (5266, 24921), (5538, 23697), (7899, 16614), (8307, 15798)]