219157029

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 402554880

約数和(自身を除く): 183397851

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 191, 273, 351, 467, 573, 819, 1337, 1401, 1719, 2457, 2483, 3269, 4011, 4203, 5157, 6071, 7449, 9807, 12033, 12609, 17381, 18213, 22347, 29421, 36099, 42497, 52143, 54639, 67041, 88263, 89197, 127491, 156429, 163917, 267591, 382473, 469287, 624379, 802773, 1147419, 1159561, 1873137, 2408319, 3478683, 5619411, 8116927, 10436049, 16858233, 24350781, 31308147, 73052343, 219157029]

約数ペア:

[(1, 219157029), (3, 73052343), (7, 31308147), (9, 24350781), (13, 16858233), (21, 10436049), (27, 8116927), (39, 5619411), (63, 3478683), (91, 2408319), (117, 1873137), (189, 1159561), (191, 1147419), (273, 802773), (351, 624379), (467, 469287), (573, 382473), (819, 267591), (1337, 163917), (1401, 156429), (1719, 127491), (2457, 89197), (2483, 88263), (3269, 67041), (4011, 54639), (4203, 52143), (5157, 42497), (6071, 36099), (7449, 29421), (9807, 22347), (12033, 18213), (12609, 17381)]