219284163

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 385201440

約数和(自身を除く): 165917277

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 89, 111, 147, 151, 259, 267, 333, 441, 453, 623, 777, 801, 1057, 1359, 1813, 1869, 2331, 3171, 3293, 4361, 5439, 5587, 5607, 7399, 9513, 9879, 13083, 13439, 16317, 16761, 22197, 23051, 29637, 39109, 39249, 40317, 50283, 66591, 69153, 94073, 117327, 120951, 161357, 207459, 273763, 282219, 351981, 484071, 497243, 658511, 821289, 846657, 1452213, 1491729, 1975533, 2463867, 3480701, 4475187, 5926599, 10442103, 24364907, 31326309, 73094721, 219284163]

約数ペア:

[(1, 219284163), (3, 73094721), (7, 31326309), (9, 24364907), (21, 10442103), (37, 5926599), (49, 4475187), (63, 3480701), (89, 2463867), (111, 1975533), (147, 1491729), (151, 1452213), (259, 846657), (267, 821289), (333, 658511), (441, 497243), (453, 484071), (623, 351981), (777, 282219), (801, 273763), (1057, 207459), (1359, 161357), (1813, 120951), (1869, 117327), (2331, 94073), (3171, 69153), (3293, 66591), (4361, 50283), (5439, 40317), (5587, 39249), (5607, 39109), (7399, 29637), (9513, 23051), (9879, 22197), (13083, 16761), (13439, 16317)]