210857997

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2069}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 337029120

約数和(自身を除く): 126171123

約数列:

[1, 3, 7, 21, 23, 69, 161, 211, 483, 633, 1477, 2069, 4431, 4853, 6207, 14483, 14559, 33971, 43449, 47587, 101913, 142761, 333109, 436559, 999327, 1309677, 3055913, 9167739, 10040857, 30122571, 70285999, 210857997]

約数ペア:

[(1, 210857997), (3, 70285999), (7, 30122571), (21, 10040857), (23, 9167739), (69, 3055913), (161, 1309677), (211, 999327), (483, 436559), (633, 333109), (1477, 142761), (2069, 101913), (4431, 47587), (4853, 43449), (6207, 33971), (14483, 14559)]