291258268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1093}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 603817984

約数和(自身を除く): 312559716

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 307, 434, 614, 868, 1093, 1228, 2149, 2186, 4298, 4372, 7651, 8596, 9517, 15302, 19034, 30604, 33883, 38068, 66619, 67766, 133238, 135532, 237181, 266476, 335551, 474362, 671102, 948724, 1342204, 2348857, 4697714, 9395428, 10402081, 20804162, 41608324, 72814567, 145629134, 291258268]

約数ペア:

[(1, 291258268), (2, 145629134), (4, 72814567), (7, 41608324), (14, 20804162), (28, 10402081), (31, 9395428), (62, 4697714), (124, 2348857), (217, 1342204), (307, 948724), (434, 671102), (614, 474362), (868, 335551), (1093, 266476), (1228, 237181), (2149, 135532), (2186, 133238), (4298, 67766), (4372, 66619), (7651, 38068), (8596, 33883), (9517, 30604), (15302, 19034)]