28637544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 77616000

約数和(自身を除く): 48978456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 263, 312, 349, 526, 698, 789, 1047, 1052, 1396, 1578, 2094, 2104, 2792, 3156, 3419, 4188, 4537, 6312, 6838, 8376, 9074, 10257, 13611, 13676, 18148, 20514, 27222, 27352, 36296, 41028, 54444, 82056, 91787, 108888, 183574, 275361, 367148, 550722, 734296, 1101444, 1193231, 2202888, 2386462, 3579693, 4772924, 7159386, 9545848, 14318772, 28637544]

約数ペア:

[(1, 28637544), (2, 14318772), (3, 9545848), (4, 7159386), (6, 4772924), (8, 3579693), (12, 2386462), (13, 2202888), (24, 1193231), (26, 1101444), (39, 734296), (52, 550722), (78, 367148), (104, 275361), (156, 183574), (263, 108888), (312, 91787), (349, 82056), (526, 54444), (698, 41028), (789, 36296), (1047, 27352), (1052, 27222), (1396, 20514), (1578, 18148), (2094, 13676), (2104, 13611), (2792, 10257), (3156, 9074), (3419, 8376), (4188, 6838), (4537, 6312)]