31307738

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8839}}^1$

素因数の和:8882

約数の個数: 32

約数和(自身を含む): 61102080

約数和(自身を除く): 29794342

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 8839, 17678, 61873, 97229, 123746, 194458, 203297, 406594, 680603, 1361206, 1423079, 2236267, 2846158, 4472534, 15653869, 31307738]

約数ペア:

[(1, 31307738), (2, 15653869), (7, 4472534), (11, 2846158), (14, 2236267), (22, 1423079), (23, 1361206), (46, 680603), (77, 406594), (154, 203297), (161, 194458), (253, 123746), (322, 97229), (506, 61873), (1771, 17678), (3542, 8839)]