668438212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{92479}}^1$

素因数の和:92635

約数の個数: 24

約数和(自身を含む): 1268825600

約数和(自身を除く): 600387388

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 92479, 184958, 369916, 1202227, 2404454, 4808908, 12854581, 25709162, 51418324, 167109553, 334219106, 668438212]

約数ペア:

[(1, 668438212), (2, 334219106), (4, 167109553), (13, 51418324), (26, 25709162), (52, 12854581), (139, 4808908), (278, 2404454), (556, 1202227), (1807, 369916), (3614, 184958), (7228, 92479)]