161720682

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{2719}}^1$

素因数の和:3178

約数の個数: 32

約数和(自身を含む): 338411520

約数和(自身を除く): 176690838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 431, 862, 1293, 2586, 2719, 5438, 8157, 9913, 16314, 19826, 29739, 59478, 62537, 125074, 187611, 375222, 1171889, 2343778, 3515667, 7031334, 26953447, 53906894, 80860341, 161720682]

約数ペア:

[(1, 161720682), (2, 80860341), (3, 53906894), (6, 26953447), (23, 7031334), (46, 3515667), (69, 2343778), (138, 1171889), (431, 375222), (862, 187611), (1293, 125074), (2586, 62537), (2719, 59478), (5438, 29739), (8157, 19826), (9913, 16314)]