12640485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 24385536

約数和(自身を除く): 11745051

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 71, 83, 143, 165, 195, 213, 249, 355, 415, 429, 715, 781, 913, 923, 1065, 1079, 1245, 2145, 2343, 2739, 2769, 3237, 3905, 4565, 4615, 5395, 5893, 10153, 11715, 11869, 13695, 13845, 16185, 17679, 29465, 30459, 35607, 50765, 59345, 64823, 76609, 88395, 152295, 178035, 194469, 229827, 324115, 383045, 842699, 972345, 1149135, 2528097, 4213495, 12640485]

約数ペア:

[(1, 12640485), (3, 4213495), (5, 2528097), (11, 1149135), (13, 972345), (15, 842699), (33, 383045), (39, 324115), (55, 229827), (65, 194469), (71, 178035), (83, 152295), (143, 88395), (165, 76609), (195, 64823), (213, 59345), (249, 50765), (355, 35607), (415, 30459), (429, 29465), (715, 17679), (781, 16185), (913, 13845), (923, 13695), (1065, 11869), (1079, 11715), (1245, 10153), (2145, 5893), (2343, 5395), (2739, 4615), (2769, 4565), (3237, 3905)]