475874973

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{12781}}^1$

素因数の和:12994

約数の個数: 32

約数和(自身を含む): 809867520

約数和(自身を除く): 333992547

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 4137, 5319, 12411, 12781, 37233, 38343, 89467, 115029, 268401, 345087, 805203, 2415609, 2517857, 7553571, 17624999, 22660713, 52874997, 67982139, 158624991, 475874973]

約数ペア:

[(1, 475874973), (3, 158624991), (7, 67982139), (9, 52874997), (21, 22660713), (27, 17624999), (63, 7553571), (189, 2517857), (197, 2415609), (591, 805203), (1379, 345087), (1773, 268401), (4137, 115029), (5319, 89467), (12411, 38343), (12781, 37233)]