78667828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{6947}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 145908000

約数和(自身を除く): 67240172

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 2831, 5662, 6947, 11324, 13894, 27788, 131993, 263986, 527972, 1035103, 2070206, 4140412, 19666957, 39333914, 78667828]

約数ペア:

[(1, 78667828), (2, 39333914), (4, 19666957), (19, 4140412), (38, 2070206), (76, 1035103), (149, 527972), (298, 263986), (596, 131993), (2831, 27788), (5662, 13894), (6947, 11324)]