278375964

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{142319}}^1$

素因数の和:142489

約数の個数: 24

約数和(自身を含む): 653533440

約数和(自身を除く): 375157476

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 142319, 284638, 426957, 569276, 853914, 1707828, 23197997, 46395994, 69593991, 92791988, 139187982, 278375964]

約数ペア:

[(1, 278375964), (2, 139187982), (3, 92791988), (4, 69593991), (6, 46395994), (12, 23197997), (163, 1707828), (326, 853914), (489, 569276), (652, 426957), (978, 284638), (1956, 142319)]