199647567

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 346065408

約数和(自身を除く): 146417841

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 211, 483, 633, 653, 1449, 1477, 1899, 1959, 4431, 4571, 4853, 5877, 13293, 13713, 14559, 15019, 33971, 41139, 43677, 45057, 101913, 105133, 135171, 137783, 305739, 315399, 413349, 946197, 964481, 1240047, 2893443, 3169009, 8680329, 9507027, 22183063, 28521081, 66549189, 199647567]

約数ペア:

[(1, 199647567), (3, 66549189), (7, 28521081), (9, 22183063), (21, 9507027), (23, 8680329), (63, 3169009), (69, 2893443), (161, 1240047), (207, 964481), (211, 946197), (483, 413349), (633, 315399), (653, 305739), (1449, 137783), (1477, 135171), (1899, 105133), (1959, 101913), (4431, 45057), (4571, 43677), (4853, 41139), (5877, 33971), (13293, 15019), (13713, 14559)]