28761986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 49061376

約数和(自身を除く): 20299390

約数列:

[1, 2, 11, 22, 31, 62, 181, 233, 341, 362, 466, 682, 1991, 2563, 3982, 5126, 5611, 7223, 11222, 14446, 42173, 61721, 79453, 84346, 123442, 158906, 463903, 927806, 1307363, 2614726, 14380993, 28761986]

約数ペア:

[(1, 28761986), (2, 14380993), (11, 2614726), (22, 1307363), (31, 927806), (62, 463903), (181, 158906), (233, 123442), (341, 84346), (362, 79453), (466, 61721), (682, 42173), (1991, 14446), (2563, 11222), (3982, 7223), (5126, 5611)]