161201517

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 66894483

約数列:

[1, 3, 29, 87, 89, 109, 191, 267, 327, 573, 2581, 3161, 5539, 7743, 9483, 9701, 16617, 16999, 20819, 29103, 50997, 62457, 281329, 492971, 603751, 843987, 1478913, 1811253, 1852891, 5558673, 53733839, 161201517]

約数ペア:

[(1, 161201517), (3, 53733839), (29, 5558673), (87, 1852891), (89, 1811253), (109, 1478913), (191, 843987), (267, 603751), (327, 492971), (573, 281329), (2581, 62457), (3161, 50997), (5539, 29103), (7743, 20819), (9483, 16999), (9701, 16617)]