401902011

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2819}}^1$

素因数の和:2936

約数の個数: 48

約数和(自身を含む): 694487040

約数和(自身を除く): 292585029

約数列:

[1, 3, 7, 9, 21, 31, 63, 73, 93, 217, 219, 279, 511, 651, 657, 1533, 1953, 2263, 2819, 4599, 6789, 8457, 15841, 19733, 20367, 25371, 47523, 59199, 87389, 142569, 177597, 205787, 262167, 611723, 617361, 786501, 1440509, 1835169, 1852083, 4321527, 5505507, 6379397, 12964581, 19138191, 44655779, 57414573, 133967337, 401902011]

約数ペア:

[(1, 401902011), (3, 133967337), (7, 57414573), (9, 44655779), (21, 19138191), (31, 12964581), (63, 6379397), (73, 5505507), (93, 4321527), (217, 1852083), (219, 1835169), (279, 1440509), (511, 786501), (651, 617361), (657, 611723), (1533, 262167), (1953, 205787), (2263, 177597), (2819, 142569), (4599, 87389), (6789, 59199), (8457, 47523), (15841, 25371), (19733, 20367)]