12951813

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 20623360

約数和(自身を除く): 7671547

約数列:

[1, 3, 7, 21, 37, 79, 111, 211, 237, 259, 553, 633, 777, 1477, 1659, 2923, 4431, 7807, 8769, 16669, 20461, 23421, 50007, 54649, 61383, 116683, 163947, 350049, 616753, 1850259, 4317271, 12951813]

約数ペア:

[(1, 12951813), (3, 4317271), (7, 1850259), (21, 616753), (37, 350049), (79, 163947), (111, 116683), (211, 61383), (237, 54649), (259, 50007), (553, 23421), (633, 20461), (777, 16669), (1477, 8769), (1659, 7807), (2923, 4431)]