400908078

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{968377}}^1$

素因数の和:968408

約数の個数: 24

約数和(自身を含む): 906401808

約数和(自身を除く): 505493730

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 968377, 1936754, 2905131, 5810262, 8715393, 17430786, 22272671, 44545342, 66818013, 133636026, 200454039, 400908078]

約数ペア:

[(1, 400908078), (2, 200454039), (3, 133636026), (6, 66818013), (9, 44545342), (18, 22272671), (23, 17430786), (46, 8715393), (69, 5810262), (138, 2905131), (207, 1936754), (414, 968377)]