201780381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2683}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 306104832

約数和(自身を除く): 104324451

約数列:

[1, 3, 11, 33, 43, 53, 129, 159, 473, 583, 1419, 1749, 2279, 2683, 6837, 8049, 25069, 29513, 75207, 88539, 115369, 142199, 346107, 426597, 1269059, 1564189, 3807177, 4692567, 6114557, 18343671, 67260127, 201780381]

約数ペア:

[(1, 201780381), (3, 67260127), (11, 18343671), (33, 6114557), (43, 4692567), (53, 3807177), (129, 1564189), (159, 1269059), (473, 426597), (583, 346107), (1419, 142199), (1749, 115369), (2279, 88539), (2683, 75207), (6837, 29513), (8049, 25069)]