388889088003

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1201}}^1\times {\mathrm{145661}}^1$

素因数の和:146900

約数の個数: 48

約数和(自身を含む): 637312035360

約数和(自身を除く): 248422947357

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 1201, 2223, 3603, 10809, 15613, 22819, 46839, 68457, 140517, 145661, 205371, 296647, 436983, 889941, 1310949, 1893593, 2669823, 2767559, 5680779, 8302677, 17042337, 24908031, 35978267, 107934801, 174938861, 323804403, 524816583, 1574449749, 2274205193, 3323838359, 6822615579, 9971515077, 20467846737, 29914545231, 43209898667, 129629696001, 388889088003]

約数ペア:

[(1, 388889088003), (3, 129629696001), (9, 43209898667), (13, 29914545231), (19, 20467846737), (39, 9971515077), (57, 6822615579), (117, 3323838359), (171, 2274205193), (247, 1574449749), (741, 524816583), (1201, 323804403), (2223, 174938861), (3603, 107934801), (10809, 35978267), (15613, 24908031), (22819, 17042337), (46839, 8302677), (68457, 5680779), (140517, 2767559), (145661, 2669823), (205371, 1893593), (296647, 1310949), (436983, 889941)]