8455881

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 14249088

約数和(自身を除く): 5793207

約数列:

[1, 3, 7, 21, 23, 41, 49, 61, 69, 123, 147, 161, 183, 287, 427, 483, 861, 943, 1127, 1281, 1403, 2009, 2501, 2829, 2989, 3381, 4209, 6027, 6601, 7503, 8967, 9821, 17507, 19803, 29463, 46207, 52521, 57523, 68747, 122549, 138621, 172569, 206241, 367647, 402661, 1207983, 2818627, 8455881]

約数ペア:

[(1, 8455881), (3, 2818627), (7, 1207983), (21, 402661), (23, 367647), (41, 206241), (49, 172569), (61, 138621), (69, 122549), (123, 68747), (147, 57523), (161, 52521), (183, 46207), (287, 29463), (427, 19803), (483, 17507), (861, 9821), (943, 8967), (1127, 7503), (1281, 6601), (1403, 6027), (2009, 4209), (2501, 3381), (2829, 2989)]