27967975

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 54

約数和(自身を含む): 43397520

約数和(自身を除く): 15429545

約数列:

[1, 5, 7, 17, 25, 35, 49, 79, 85, 119, 175, 245, 289, 395, 425, 553, 595, 833, 1225, 1343, 1445, 1975, 2023, 2765, 2975, 3871, 4165, 6715, 7225, 9401, 10115, 13825, 14161, 19355, 20825, 22831, 33575, 47005, 50575, 65807, 70805, 96775, 114155, 159817, 235025, 329035, 354025, 570775, 799085, 1118719, 1645175, 3995425, 5593595, 27967975]

約数ペア:

[(1, 27967975), (5, 5593595), (7, 3995425), (17, 1645175), (25, 1118719), (35, 799085), (49, 570775), (79, 354025), (85, 329035), (119, 235025), (175, 159817), (245, 114155), (289, 96775), (395, 70805), (425, 65807), (553, 50575), (595, 47005), (833, 33575), (1225, 22831), (1343, 20825), (1445, 19355), (1975, 14161), (2023, 13825), (2765, 10115), (2975, 9401), (3871, 7225), (4165, 6715)]