1273354670721

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1\times {\mathrm{16057}}^1$

素因数の和:16954

約数の個数: 64

約数和(自身を含む): 2020625671680

約数和(自身を除く): 747271000959

約数列:

[1, 3, 7, 21, 29, 87, 197, 203, 591, 609, 661, 1379, 1983, 4137, 4627, 5713, 13881, 16057, 17139, 19169, 39991, 48171, 57507, 112399, 119973, 130217, 134183, 337197, 390651, 402549, 465653, 911519, 1396959, 2734557, 3163229, 3259571, 3776293, 9489687, 9778713, 10613677, 11328879, 22142603, 26434051, 31841031, 66427809, 74295739, 79302153, 91733641, 222887217, 275200923, 307796633, 642135487, 923389899, 1926406461, 2090894369, 2154576431, 6272683107, 6463729293, 14636260583, 43908781749, 60635936701, 181907810103, 424451556907, 1273354670721]

約数ペア:

[(1, 1273354670721), (3, 424451556907), (7, 181907810103), (21, 60635936701), (29, 43908781749), (87, 14636260583), (197, 6463729293), (203, 6272683107), (591, 2154576431), (609, 2090894369), (661, 1926406461), (1379, 923389899), (1983, 642135487), (4137, 307796633), (4627, 275200923), (5713, 222887217), (13881, 91733641), (16057, 79302153), (17139, 74295739), (19169, 66427809), (39991, 31841031), (48171, 26434051), (57507, 22142603), (112399, 11328879), (119973, 10613677), (130217, 9778713), (134183, 9489687), (337197, 3776293), (390651, 3259571), (402549, 3163229), (465653, 2734557), (911519, 1396959)]