221547924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1709}}^1$

素因数の和:2009

約数の個数: 72

約数和(自身を含む): 605634120

約数和(自身を除く): 384086196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 277, 468, 554, 831, 1108, 1662, 1709, 2493, 3324, 3418, 3601, 4986, 5127, 6836, 7202, 9972, 10254, 10803, 14404, 15381, 20508, 21606, 22217, 30762, 32409, 43212, 44434, 61524, 64818, 66651, 88868, 129636, 133302, 199953, 266604, 399906, 473393, 799812, 946786, 1420179, 1893572, 2840358, 4260537, 5680716, 6154109, 8521074, 12308218, 17042148, 18462327, 24616436, 36924654, 55386981, 73849308, 110773962, 221547924]

約数ペア:

[(1, 221547924), (2, 110773962), (3, 73849308), (4, 55386981), (6, 36924654), (9, 24616436), (12, 18462327), (13, 17042148), (18, 12308218), (26, 8521074), (36, 6154109), (39, 5680716), (52, 4260537), (78, 2840358), (117, 1893572), (156, 1420179), (234, 946786), (277, 799812), (468, 473393), (554, 399906), (831, 266604), (1108, 199953), (1662, 133302), (1709, 129636), (2493, 88868), (3324, 66651), (3418, 64818), (3601, 61524), (4986, 44434), (5127, 43212), (6836, 32409), (7202, 30762), (9972, 22217), (10254, 21606), (10803, 20508), (14404, 15381)]