210901605

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{1201}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 353099520

約数和(自身を除く): 142197915

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 509, 1201, 1527, 2545, 3603, 6005, 7635, 11707, 18015, 27623, 35121, 58535, 82869, 138115, 175605, 414345, 611309, 1833927, 3056545, 9169635, 14060107, 42180321, 70300535, 210901605]

約数ペア:

[(1, 210901605), (3, 70300535), (5, 42180321), (15, 14060107), (23, 9169635), (69, 3056545), (115, 1833927), (345, 611309), (509, 414345), (1201, 175605), (1527, 138115), (2545, 82869), (3603, 58535), (6005, 35121), (7635, 27623), (11707, 18015)]