721465242

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{53897}}^1$

素因数の和:54022

約数の個数: 32

約数和(自身を含む): 1521217152

約数和(自身を除く): 799751910

約数列:

[1, 2, 3, 6, 23, 46, 69, 97, 138, 194, 291, 582, 2231, 4462, 6693, 13386, 53897, 107794, 161691, 323382, 1239631, 2479262, 3718893, 5228009, 7437786, 10456018, 15684027, 31368054, 120244207, 240488414, 360732621, 721465242]

約数ペア:

[(1, 721465242), (2, 360732621), (3, 240488414), (6, 120244207), (23, 31368054), (46, 15684027), (69, 10456018), (97, 7437786), (138, 5228009), (194, 3718893), (291, 2479262), (582, 1239631), (2231, 323382), (4462, 161691), (6693, 107794), (13386, 53897)]