71685345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 122145408

約数和(自身を除く): 50460063

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 985, 1427, 2955, 3349, 4281, 7135, 10047, 16745, 21405, 24259, 50235, 72777, 121295, 281119, 363885, 843357, 1405595, 4216785, 4779023, 14337069, 23895115, 71685345]

約数ペア:

[(1, 71685345), (3, 23895115), (5, 14337069), (15, 4779023), (17, 4216785), (51, 1405595), (85, 843357), (197, 363885), (255, 281119), (591, 121295), (985, 72777), (1427, 50235), (2955, 24259), (3349, 21405), (4281, 16745), (7135, 10047)]