201612390255

素因数分解:

$3^4\times 5^1\times {\mathrm{6619}}^1\times {\mathrm{75209}}^1$

素因数の和:81845

約数の個数: 40

約数和(自身を含む): 361468285200

約数和(自身を除く): 159855894945

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6619, 19857, 33095, 59571, 75209, 99285, 178713, 225627, 297855, 376045, 536139, 676881, 893565, 1128135, 2030643, 2680695, 3384405, 6091929, 10153215, 30459645, 497808371, 1493425113, 2489041855, 4480275339, 7467125565, 13440826017, 22401376695, 40322478051, 67204130085, 201612390255]

約数ペア:

[(1, 201612390255), (3, 67204130085), (5, 40322478051), (9, 22401376695), (15, 13440826017), (27, 7467125565), (45, 4480275339), (81, 2489041855), (135, 1493425113), (405, 497808371), (6619, 30459645), (19857, 10153215), (33095, 6091929), (59571, 3384405), (75209, 2680695), (99285, 2030643), (178713, 1128135), (225627, 893565), (297855, 676881), (376045, 536139)]