315811535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 418209792

約数和(自身を除く): 102398257

約数列:

[1, 5, 13, 65, 67, 127, 335, 571, 635, 871, 1651, 2855, 4355, 7423, 8255, 8509, 37115, 38257, 42545, 72517, 110617, 191285, 362585, 497341, 553085, 942721, 2486705, 4713605, 4858639, 24293195, 63162307, 315811535]

約数ペア:

[(1, 315811535), (5, 63162307), (13, 24293195), (65, 4858639), (67, 4713605), (127, 2486705), (335, 942721), (571, 553085), (635, 497341), (871, 362585), (1651, 191285), (2855, 110617), (4355, 72517), (7423, 42545), (8255, 38257), (8509, 37115)]