2098915

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 3160080

約数和(自身を除く): 1061165

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 659, 3185, 3295, 4613, 8567, 23065, 32291, 42835, 59969, 161455, 299845, 419783, 2098915]

約数ペア:

[(1, 2098915), (5, 419783), (7, 299845), (13, 161455), (35, 59969), (49, 42835), (65, 32291), (91, 23065), (245, 8567), (455, 4613), (637, 3295), (659, 3185)]