31984638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 77760000

約数和(自身を除く): 45775362

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 149, 266, 269, 298, 399, 447, 538, 798, 807, 894, 1043, 1614, 1883, 2086, 2831, 3129, 3766, 5111, 5649, 5662, 6258, 8493, 10222, 11298, 15333, 16986, 19817, 30666, 35777, 39634, 40081, 59451, 71554, 80162, 107331, 118902, 120243, 214662, 240486, 280567, 561134, 761539, 841701, 1523078, 1683402, 2284617, 4569234, 5330773, 10661546, 15992319, 31984638]

約数ペア:

[(1, 31984638), (2, 15992319), (3, 10661546), (6, 5330773), (7, 4569234), (14, 2284617), (19, 1683402), (21, 1523078), (38, 841701), (42, 761539), (57, 561134), (114, 280567), (133, 240486), (149, 214662), (266, 120243), (269, 118902), (298, 107331), (399, 80162), (447, 71554), (538, 59451), (798, 40081), (807, 39634), (894, 35777), (1043, 30666), (1614, 19817), (1883, 16986), (2086, 15333), (2831, 11298), (3129, 10222), (3766, 8493), (5111, 6258), (5649, 5662)]