531353144

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{997}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 1180354560

約数和(自身を除く): 649001416

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 307, 434, 614, 868, 997, 1228, 1736, 1994, 2149, 2456, 3988, 4298, 6979, 7976, 8596, 9517, 13958, 17192, 19034, 27916, 30907, 38068, 55832, 61814, 66619, 76136, 123628, 133238, 216349, 247256, 266476, 306079, 432698, 532952, 612158, 865396, 1224316, 1730792, 2142553, 2448632, 4285106, 8570212, 9488449, 17140424, 18976898, 37953796, 66419143, 75907592, 132838286, 265676572, 531353144]

約数ペア:

[(1, 531353144), (2, 265676572), (4, 132838286), (7, 75907592), (8, 66419143), (14, 37953796), (28, 18976898), (31, 17140424), (56, 9488449), (62, 8570212), (124, 4285106), (217, 2448632), (248, 2142553), (307, 1730792), (434, 1224316), (614, 865396), (868, 612158), (997, 532952), (1228, 432698), (1736, 306079), (1994, 266476), (2149, 247256), (2456, 216349), (3988, 133238), (4298, 123628), (6979, 76136), (7976, 66619), (8596, 61814), (9517, 55832), (13958, 38068), (17192, 30907), (19034, 27916)]