81628596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323923}}^1$

素因数の和:323940

約数の個数: 36

約数和(自身を含む): 235816672

約数和(自身を除く): 154188076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323923, 647846, 971769, 1295692, 1943538, 2267461, 2915307, 3887076, 4534922, 5830614, 6802383, 9069844, 11661228, 13604766, 20407149, 27209532, 40814298, 81628596]

約数ペア:

[(1, 81628596), (2, 40814298), (3, 27209532), (4, 20407149), (6, 13604766), (7, 11661228), (9, 9069844), (12, 6802383), (14, 5830614), (18, 4534922), (21, 3887076), (28, 2915307), (36, 2267461), (42, 1943538), (63, 1295692), (84, 971769), (126, 647846), (252, 323923)]