1810263

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 3136000

約数和(自身を除く): 1325737

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 349, 399, 741, 1047, 1729, 2443, 4537, 5187, 6631, 7329, 13611, 19893, 31759, 46417, 86203, 95277, 139251, 258609, 603421, 1810263]

約数ペア:

[(1, 1810263), (3, 603421), (7, 258609), (13, 139251), (19, 95277), (21, 86203), (39, 46417), (57, 31759), (91, 19893), (133, 13611), (247, 7329), (273, 6631), (349, 5187), (399, 4537), (741, 2443), (1047, 1729)]