71347172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12823}}^1$

素因数の和:12947

約数の個数: 24

約数和(自身を含む): 135729216

約数和(自身を除く): 64382044

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 12823, 25646, 51292, 166699, 333398, 666796, 1372061, 2744122, 5488244, 17836793, 35673586, 71347172]

約数ペア:

[(1, 71347172), (2, 35673586), (4, 17836793), (13, 5488244), (26, 2744122), (52, 1372061), (107, 666796), (214, 333398), (428, 166699), (1391, 51292), (2782, 25646), (5564, 12823)]