205040446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1723}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 347558400

約数和(自身を除く): 142517954

約数列:

[1, 2, 13, 23, 26, 46, 199, 299, 398, 598, 1723, 2587, 3446, 4577, 5174, 9154, 22399, 39629, 44798, 59501, 79258, 119002, 342877, 515177, 685754, 1030354, 4457401, 7886171, 8914802, 15772342, 102520223, 205040446]

約数ペア:

[(1, 205040446), (2, 102520223), (13, 15772342), (23, 8914802), (26, 7886171), (46, 4457401), (199, 1030354), (299, 685754), (398, 515177), (598, 342877), (1723, 119002), (2587, 79258), (3446, 59501), (4577, 44798), (5174, 39629), (9154, 22399)]