157650003

素因数分解:

$3^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 282240000

約数和(自身を除く): 124589997

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 343, 441, 587, 609, 783, 1029, 1323, 1421, 1761, 1827, 3087, 4109, 4263, 5283, 5481, 9261, 9947, 12327, 12789, 15849, 17023, 28763, 29841, 36981, 38367, 51069, 86289, 89523, 110943, 119161, 153207, 201341, 258867, 268569, 357483, 459621, 604023, 776601, 834127, 1072449, 1812069, 2502381, 3217347, 5436207, 5838889, 7507143, 17516667, 22521429, 52550001, 157650003]

約数ペア:

[(1, 157650003), (3, 52550001), (7, 22521429), (9, 17516667), (21, 7507143), (27, 5838889), (29, 5436207), (49, 3217347), (63, 2502381), (87, 1812069), (147, 1072449), (189, 834127), (203, 776601), (261, 604023), (343, 459621), (441, 357483), (587, 268569), (609, 258867), (783, 201341), (1029, 153207), (1323, 119161), (1421, 110943), (1761, 89523), (1827, 86289), (3087, 51069), (4109, 38367), (4263, 36981), (5283, 29841), (5481, 28763), (9261, 17023), (9947, 15849), (12327, 12789)]