397748242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 636854400

約数和(自身を除く): 239106158

約数列:

[1, 2, 19, 38, 167, 233, 269, 334, 466, 538, 3173, 4427, 5111, 6346, 8854, 10222, 38911, 44923, 62677, 77822, 89846, 125354, 739309, 853537, 1190863, 1478618, 1707074, 2381726, 10467059, 20934118, 198874121, 397748242]

約数ペア:

[(1, 397748242), (2, 198874121), (19, 20934118), (38, 10467059), (167, 2381726), (233, 1707074), (269, 1478618), (334, 1190863), (466, 853537), (538, 739309), (3173, 125354), (4427, 89846), (5111, 77822), (6346, 62677), (8854, 44923), (10222, 38911)]