258045658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{691}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 426892032

約数和(自身を除く): 168846374

約数列:

[1, 2, 13, 26, 53, 106, 271, 542, 689, 691, 1378, 1382, 3523, 7046, 8983, 14363, 17966, 28726, 36623, 73246, 186719, 187261, 373438, 374522, 476099, 952198, 2434393, 4868786, 9924833, 19849666, 129022829, 258045658]

約数ペア:

[(1, 258045658), (2, 129022829), (13, 19849666), (26, 9924833), (53, 4868786), (106, 2434393), (271, 952198), (542, 476099), (689, 374522), (691, 373438), (1378, 187261), (1382, 186719), (3523, 73246), (7046, 36623), (8983, 28726), (14363, 17966)]