56399265

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 105989520

約数和(自身を除く): 49590255

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 229, 421, 585, 687, 1145, 1263, 2061, 2105, 2977, 3435, 3789, 5473, 6315, 8931, 10305, 14885, 16419, 18945, 26793, 27365, 44655, 49257, 82095, 96409, 133965, 246285, 289227, 482045, 867681, 1253317, 1446135, 3759951, 4338405, 6266585, 11279853, 18799755, 56399265]

約数ペア:

[(1, 56399265), (3, 18799755), (5, 11279853), (9, 6266585), (13, 4338405), (15, 3759951), (39, 1446135), (45, 1253317), (65, 867681), (117, 482045), (195, 289227), (229, 246285), (421, 133965), (585, 96409), (687, 82095), (1145, 49257), (1263, 44655), (2061, 27365), (2105, 26793), (2977, 18945), (3435, 16419), (3789, 14885), (5473, 10305), (6315, 8931)]