28575765

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 23091435

約数列:

[1, 3, 5, 9, 15, 45, 47, 59, 141, 177, 229, 235, 295, 423, 531, 687, 705, 885, 1145, 2061, 2115, 2655, 2773, 3435, 8319, 10305, 10763, 13511, 13865, 24957, 32289, 40533, 41595, 53815, 67555, 96867, 121599, 124785, 161445, 202665, 484335, 607995, 635017, 1905051, 3175085, 5715153, 9525255, 28575765]

約数ペア:

[(1, 28575765), (3, 9525255), (5, 5715153), (9, 3175085), (15, 1905051), (45, 635017), (47, 607995), (59, 484335), (141, 202665), (177, 161445), (229, 124785), (235, 121599), (295, 96867), (423, 67555), (531, 53815), (687, 41595), (705, 40533), (885, 32289), (1145, 24957), (2061, 13865), (2115, 13511), (2655, 10763), (2773, 10305), (3435, 8319)]