131439566

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 208942848

約数和(自身を除く): 77503282

約数列:

[1, 2, 31, 62, 73, 113, 146, 226, 257, 514, 2263, 3503, 4526, 7006, 7967, 8249, 15934, 16498, 18761, 29041, 37522, 58082, 255719, 511438, 581591, 900271, 1163182, 1800542, 2119993, 4239986, 65719783, 131439566]

約数ペア:

[(1, 131439566), (2, 65719783), (31, 4239986), (62, 2119993), (73, 1800542), (113, 1163182), (146, 900271), (226, 581591), (257, 511438), (514, 255719), (2263, 58082), (3503, 37522), (4526, 29041), (7006, 18761), (7967, 16498), (8249, 15934)]