86890755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1291}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 159257088

約数和(自身を除く): 72366333

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 641, 1291, 1923, 3205, 3873, 4487, 6455, 9037, 9615, 13461, 19365, 22435, 27111, 45185, 67305, 135555, 827531, 2482593, 4137655, 5792717, 12412965, 17378151, 28963585, 86890755]

約数ペア:

[(1, 86890755), (3, 28963585), (5, 17378151), (7, 12412965), (15, 5792717), (21, 4137655), (35, 2482593), (105, 827531), (641, 135555), (1291, 67305), (1923, 45185), (3205, 27111), (3873, 22435), (4487, 19365), (6455, 13461), (9037, 9615)]