161854542

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{390953}}^1$

素因数の和:390984

約数の個数: 24

約数和(自身を含む): 365932944

約数和(自身を除く): 204078402

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 390953, 781906, 1172859, 2345718, 3518577, 7037154, 8991919, 17983838, 26975757, 53951514, 80927271, 161854542]

約数ペア:

[(1, 161854542), (2, 80927271), (3, 53951514), (6, 26975757), (9, 17983838), (18, 8991919), (23, 7037154), (46, 3518577), (69, 2345718), (138, 1172859), (207, 781906), (414, 390953)]