1298812784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{80933}}^1$

素因数の和:81017

約数の個数: 40

約数和(自身を含む): 2709670320

約数和(自身を除く): 1410857536

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 4012, 8024, 16048, 80933, 161866, 323732, 647464, 1294928, 1375861, 2751722, 4775047, 5503444, 9550094, 11006888, 19100188, 22013776, 38200376, 76400752, 81175799, 162351598, 324703196, 649406392, 1298812784]

約数ペア:

[(1, 1298812784), (2, 649406392), (4, 324703196), (8, 162351598), (16, 81175799), (17, 76400752), (34, 38200376), (59, 22013776), (68, 19100188), (118, 11006888), (136, 9550094), (236, 5503444), (272, 4775047), (472, 2751722), (944, 1375861), (1003, 1294928), (2006, 647464), (4012, 323732), (8024, 161866), (16048, 80933)]