258862008

素因数分解:

$2^3\times 3^1\times {\mathrm{541}}^1\times {\mathrm{19937}}^1$

素因数の和:20487

約数の個数: 32

約数和(自身を含む): 648383760

約数和(自身を除く): 389521752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 541, 1082, 1623, 2164, 3246, 4328, 6492, 12984, 19937, 39874, 59811, 79748, 119622, 159496, 239244, 478488, 10785917, 21571834, 32357751, 43143668, 64715502, 86287336, 129431004, 258862008]

約数ペア:

[(1, 258862008), (2, 129431004), (3, 86287336), (4, 64715502), (6, 43143668), (8, 32357751), (12, 21571834), (24, 10785917), (541, 478488), (1082, 239244), (1623, 159496), (2164, 119622), (3246, 79748), (4328, 59811), (6492, 39874), (12984, 19937)]