51456807

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 85662720

約数和(自身を除く): 34205913

約数列:

[1, 3, 9, 17, 19, 31, 51, 57, 93, 153, 171, 279, 323, 527, 571, 589, 969, 1581, 1713, 1767, 2907, 4743, 5139, 5301, 9707, 10013, 10849, 17701, 29121, 30039, 32547, 53103, 87363, 90117, 97641, 159309, 184433, 300917, 336319, 553299, 902751, 1008957, 1659897, 2708253, 3026871, 5717423, 17152269, 51456807]

約数ペア:

[(1, 51456807), (3, 17152269), (9, 5717423), (17, 3026871), (19, 2708253), (31, 1659897), (51, 1008957), (57, 902751), (93, 553299), (153, 336319), (171, 300917), (279, 184433), (323, 159309), (527, 97641), (571, 90117), (589, 87363), (969, 53103), (1581, 32547), (1713, 30039), (1767, 29121), (2907, 17701), (4743, 10849), (5139, 10013), (5301, 9707)]