247291154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5107}}^1$

素因数の和:5222

約数の個数: 32

約数和(自身を含む): 423677952

約数和(自身を除く): 176386798

約数列:

[1, 2, 11, 22, 31, 62, 71, 142, 341, 682, 781, 1562, 2201, 4402, 5107, 10214, 24211, 48422, 56177, 112354, 158317, 316634, 362597, 725194, 1741487, 3482974, 3988567, 7977134, 11240507, 22481014, 123645577, 247291154]

約数ペア:

[(1, 247291154), (2, 123645577), (11, 22481014), (22, 11240507), (31, 7977134), (62, 3988567), (71, 3482974), (142, 1741487), (341, 725194), (682, 362597), (781, 316634), (1562, 158317), (2201, 112354), (4402, 56177), (5107, 48422), (10214, 24211)]