221567185606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1\times {\mathrm{1291}}^1$

素因数の和:2005

約数の個数: 64

約数和(自身を含む): 365695948800

約数和(自身を除く): 144128763194

約数列:

[1, 2, 13, 26, 71, 142, 239, 389, 478, 778, 923, 1291, 1846, 2582, 3107, 5057, 6214, 10114, 16783, 16969, 27619, 33566, 33938, 55238, 91661, 92971, 183322, 185942, 220597, 308549, 359047, 441194, 502199, 617098, 718094, 1004398, 1191593, 1208623, 2383186, 2417246, 4011137, 6528587, 6600941, 8022274, 13057174, 13201882, 21906979, 35656129, 43813958, 71312258, 85812233, 120025561, 171624466, 240051122, 284790727, 463529677, 569581454, 927059354, 1560332293, 3120664586, 8521814831, 17043629662, 110783592803, 221567185606]

約数ペア:

[(1, 221567185606), (2, 110783592803), (13, 17043629662), (26, 8521814831), (71, 3120664586), (142, 1560332293), (239, 927059354), (389, 569581454), (478, 463529677), (778, 284790727), (923, 240051122), (1291, 171624466), (1846, 120025561), (2582, 85812233), (3107, 71312258), (5057, 43813958), (6214, 35656129), (10114, 21906979), (16783, 13201882), (16969, 13057174), (27619, 8022274), (33566, 6600941), (33938, 6528587), (55238, 4011137), (91661, 2417246), (92971, 2383186), (183322, 1208623), (185942, 1191593), (220597, 1004398), (308549, 718094), (359047, 617098), (441194, 502199)]