12965315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 17940528

約数和(自身を除く): 4975213

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 653, 1045, 1805, 3265, 3971, 7183, 12407, 19855, 35915, 62035, 136477, 235733, 682385, 1178665, 2593063, 12965315]

約数ペア:

[(1, 12965315), (5, 2593063), (11, 1178665), (19, 682385), (55, 235733), (95, 136477), (209, 62035), (361, 35915), (653, 19855), (1045, 12407), (1805, 7183), (3265, 3971)]