78857583

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4247

約数の個数: 32

約数和(自身を含む): 128348160

約数和(自身を除く): 49490577

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 2697, 4177, 6293, 12531, 18879, 29239, 87717, 121133, 129487, 363399, 388461, 847931, 906409, 2543793, 2719227, 3755123, 11265369, 26285861, 78857583]

約数ペア:

[(1, 78857583), (3, 26285861), (7, 11265369), (21, 3755123), (29, 2719227), (31, 2543793), (87, 906409), (93, 847931), (203, 388461), (217, 363399), (609, 129487), (651, 121133), (899, 87717), (2697, 29239), (4177, 18879), (6293, 12531)]