12730971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 19595520

約数和(自身を除く): 6864549

約数列:

[1, 3, 11, 29, 33, 53, 87, 159, 251, 319, 583, 753, 957, 1537, 1749, 2761, 4611, 7279, 8283, 13303, 16907, 21837, 39909, 50721, 80069, 146333, 240207, 385787, 438999, 1157361, 4243657, 12730971]

約数ペア:

[(1, 12730971), (3, 4243657), (11, 1157361), (29, 438999), (33, 385787), (53, 240207), (87, 146333), (159, 80069), (251, 50721), (319, 39909), (583, 21837), (753, 16907), (957, 13303), (1537, 8283), (1749, 7279), (2761, 4611)]