12978781812

素因数分解:

$2^2\times 3^2\times {\mathrm{487}}^1\times {\mathrm{577}}^1\times {\mathrm{1283}}^1$

素因数の和:2357

約数の個数: 72

約数和(自身を含む): 32957486016

約数和(自身を除く): 19978704204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 487, 577, 974, 1154, 1283, 1461, 1731, 1948, 2308, 2566, 2922, 3462, 3849, 4383, 5132, 5193, 5844, 6924, 7698, 8766, 10386, 11547, 15396, 17532, 20772, 23094, 46188, 280999, 561998, 624821, 740291, 842997, 1123996, 1249642, 1480582, 1685994, 1874463, 2220873, 2499284, 2528991, 2961164, 3371988, 3748926, 4441746, 5057982, 5623389, 6662619, 7497852, 8883492, 10115964, 11246778, 13325238, 22493556, 26650476, 360521717, 721043434, 1081565151, 1442086868, 2163130302, 3244695453, 4326260604, 6489390906, 12978781812]

約数ペア:

[(1, 12978781812), (2, 6489390906), (3, 4326260604), (4, 3244695453), (6, 2163130302), (9, 1442086868), (12, 1081565151), (18, 721043434), (36, 360521717), (487, 26650476), (577, 22493556), (974, 13325238), (1154, 11246778), (1283, 10115964), (1461, 8883492), (1731, 7497852), (1948, 6662619), (2308, 5623389), (2566, 5057982), (2922, 4441746), (3462, 3748926), (3849, 3371988), (4383, 2961164), (5132, 2528991), (5193, 2499284), (5844, 2220873), (6924, 1874463), (7698, 1685994), (8766, 1480582), (10386, 1249642), (11547, 1123996), (15396, 842997), (17532, 740291), (20772, 624821), (23094, 561998), (46188, 280999)]