856556216313

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{1087}}^1\times {\mathrm{1979}}^1$

素因数の和:3426

約数の個数: 64

約数和(自身を含む): 1331285852160

約数和(自身を除く): 474729635847

約数列:

[1, 3, 7, 21, 67, 201, 283, 469, 849, 1087, 1407, 1979, 1981, 3261, 5937, 5943, 7609, 13853, 18961, 22827, 41559, 56883, 72829, 132593, 132727, 218487, 307621, 397779, 398181, 509803, 560057, 922863, 928151, 1529409, 1680171, 2151173, 2153347, 2784453, 3920399, 6453519, 6460041, 11761197, 15058211, 20610607, 37523819, 45174633, 61831821, 112571457, 144128591, 144274249, 262666733, 432385773, 432822747, 608781959, 788000199, 1008900137, 1826345877, 3026700411, 4261473713, 12784421139, 40788391253, 122365173759, 285518738771, 856556216313]

約数ペア:

[(1, 856556216313), (3, 285518738771), (7, 122365173759), (21, 40788391253), (67, 12784421139), (201, 4261473713), (283, 3026700411), (469, 1826345877), (849, 1008900137), (1087, 788000199), (1407, 608781959), (1979, 432822747), (1981, 432385773), (3261, 262666733), (5937, 144274249), (5943, 144128591), (7609, 112571457), (13853, 61831821), (18961, 45174633), (22827, 37523819), (41559, 20610607), (56883, 15058211), (72829, 11761197), (132593, 6460041), (132727, 6453519), (218487, 3920399), (307621, 2784453), (397779, 2153347), (398181, 2151173), (509803, 1680171), (560057, 1529409), (922863, 928151)]