989870064

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{62303}}^1$

素因数の和:62645

約数の個数: 40

約数和(自身を含む): 2564931072

約数和(自身を除く): 1575061008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1324, 1986, 2648, 3972, 5296, 7944, 15888, 62303, 124606, 186909, 249212, 373818, 498424, 747636, 996848, 1495272, 2990544, 20622293, 41244586, 61866879, 82489172, 123733758, 164978344, 247467516, 329956688, 494935032, 989870064]

約数ペア:

[(1, 989870064), (2, 494935032), (3, 329956688), (4, 247467516), (6, 164978344), (8, 123733758), (12, 82489172), (16, 61866879), (24, 41244586), (48, 20622293), (331, 2990544), (662, 1495272), (993, 996848), (1324, 747636), (1986, 498424), (2648, 373818), (3972, 249212), (5296, 186909), (7944, 124606), (15888, 62303)]