644886670311

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7752253}}^1$

素因数の和:7752357

約数の個数: 40

約数和(自身を含む): 1050585462080

約数和(自身を除く): 405698791769

約数列:

[1, 3, 9, 13, 27, 39, 79, 81, 117, 237, 351, 711, 1027, 1053, 2133, 3081, 6399, 9243, 27729, 83187, 7752253, 23256759, 69770277, 100779289, 209310831, 302337867, 612427987, 627932493, 907013601, 1837283961, 2721040803, 5511851883, 7961563831, 8163122409, 16535555649, 23884691493, 49606666947, 71654074479, 214962223437, 644886670311]

約数ペア:

[(1, 644886670311), (3, 214962223437), (9, 71654074479), (13, 49606666947), (27, 23884691493), (39, 16535555649), (79, 8163122409), (81, 7961563831), (117, 5511851883), (237, 2721040803), (351, 1837283961), (711, 907013601), (1027, 627932493), (1053, 612427987), (2133, 302337867), (3081, 209310831), (6399, 100779289), (9243, 69770277), (27729, 23256759), (83187, 7752253)]