12390951937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4392397}}^1$

素因数の和:4392448

約数の個数: 16

約数和(自身を含む): 15742354432

約数和(自身を除く): 3351402495

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 4392397, 30746779, 57101161, 136164307, 399708127, 953150149, 1770135991, 12390951937]

約数ペア:

[(1, 12390951937), (7, 1770135991), (13, 953150149), (31, 399708127), (91, 136164307), (217, 57101161), (403, 30746779), (2821, 4392397)]