218071737

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1877}}^1$

素因数の和:2230

約数の個数: 32

約数和(自身を含む): 349157760

約数和(自身を除く): 131086023

約数列:

[1, 3, 9, 13, 27, 39, 117, 331, 351, 993, 1877, 2979, 4303, 5631, 8937, 12909, 16893, 24401, 38727, 50679, 73203, 116181, 219609, 621287, 658827, 1863861, 5591583, 8076731, 16774749, 24230193, 72690579, 218071737]

約数ペア:

[(1, 218071737), (3, 72690579), (9, 24230193), (13, 16774749), (27, 8076731), (39, 5591583), (117, 1863861), (331, 658827), (351, 621287), (993, 219609), (1877, 116181), (2979, 73203), (4303, 50679), (5631, 38727), (8937, 24401), (12909, 16893)]