161976258

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{391247}}^1$

素因数の和:391278

約数の個数: 24

約数和(自身を含む): 366208128

約数和(自身を除く): 204231870

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 391247, 782494, 1173741, 2347482, 3521223, 7042446, 8998681, 17997362, 26996043, 53992086, 80988129, 161976258]

約数ペア:

[(1, 161976258), (2, 80988129), (3, 53992086), (6, 26996043), (9, 17997362), (18, 8998681), (23, 7042446), (46, 3521223), (69, 2347482), (138, 1173741), (207, 782494), (414, 391247)]