208052249139

素因数分解:

$3^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2745151}}^1$

素因数の和:2745568

約数の個数: 32

約数和(自身を含む): 353136353280

約数和(自身を除く): 145084104141

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 401, 1203, 2807, 3609, 8421, 10827, 25263, 75789, 2745151, 8235453, 19216057, 24706359, 57648171, 74119077, 172944513, 518833539, 1100805551, 3302416653, 7705638857, 9907249959, 23116916571, 29721749877, 69350749713, 208052249139]

約数ペア:

[(1, 208052249139), (3, 69350749713), (7, 29721749877), (9, 23116916571), (21, 9907249959), (27, 7705638857), (63, 3302416653), (189, 1100805551), (401, 518833539), (1203, 172944513), (2807, 74119077), (3609, 57648171), (8421, 24706359), (10827, 19216057), (25263, 8235453), (75789, 2745151)]