200915421

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1861}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 315318528

約数和(自身を除く): 114403107

約数列:

[1, 3, 7, 21, 53, 97, 159, 291, 371, 679, 1113, 1861, 2037, 5141, 5583, 13027, 15423, 35987, 39081, 98633, 107961, 180517, 295899, 541551, 690431, 1263619, 2071293, 3790857, 9567401, 28702203, 66971807, 200915421]

約数ペア:

[(1, 200915421), (3, 66971807), (7, 28702203), (21, 9567401), (53, 3790857), (97, 2071293), (159, 1263619), (291, 690431), (371, 541551), (679, 295899), (1113, 180517), (1861, 107961), (2037, 98633), (5141, 39081), (5583, 35987), (13027, 15423)]