121491825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2583

約数の個数: 72

約数和(自身を含む): 251733888

約数和(自身を除く): 130242063

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 975, 1225, 1365, 1911, 2275, 2543, 3185, 3675, 6825, 7629, 9555, 12715, 15925, 17801, 33059, 38145, 47775, 53403, 63575, 89005, 99177, 124607, 165295, 190725, 231413, 267015, 373821, 445025, 495885, 623035, 694239, 826475, 1157065, 1335075, 1619891, 1869105, 2479425, 3115175, 3471195, 4859673, 5785325, 8099455, 9345525, 17355975, 24298365, 40497275, 121491825]

約数ペア:

[(1, 121491825), (3, 40497275), (5, 24298365), (7, 17355975), (13, 9345525), (15, 8099455), (21, 5785325), (25, 4859673), (35, 3471195), (39, 3115175), (49, 2479425), (65, 1869105), (75, 1619891), (91, 1335075), (105, 1157065), (147, 826475), (175, 694239), (195, 623035), (245, 495885), (273, 445025), (325, 373821), (455, 267015), (525, 231413), (637, 190725), (735, 165295), (975, 124607), (1225, 99177), (1365, 89005), (1911, 63575), (2275, 53403), (2543, 47775), (3185, 38145), (3675, 33059), (6825, 17801), (7629, 15925), (9555, 12715)]