231259985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 309450240

約数和(自身を除く): 78190255

約数列:

[1, 5, 11, 55, 73, 239, 241, 365, 803, 1195, 1205, 2629, 2651, 4015, 13145, 13255, 17447, 17593, 57599, 87235, 87965, 191917, 193523, 287995, 633589, 959585, 967615, 3167945, 4204727, 21023635, 46251997, 231259985]

約数ペア:

[(1, 231259985), (5, 46251997), (11, 21023635), (55, 4204727), (73, 3167945), (239, 967615), (241, 959585), (365, 633589), (803, 287995), (1195, 193523), (1205, 191917), (2629, 87965), (2651, 87235), (4015, 57599), (13145, 17593), (13255, 17447)]