156980351003

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2803571}}^1$

素因数の和:2804018

約数の個数: 16

約数和(自身を含む): 189297181440

約数和(自身を除く): 32316830437

約数列:

[1, 7, 19, 133, 421, 2947, 7999, 55993, 2803571, 19624997, 53267849, 372874943, 1180303391, 8262123737, 22425764429, 156980351003]

約数ペア:

[(1, 156980351003), (7, 22425764429), (19, 8262123737), (133, 1180303391), (421, 372874943), (2947, 53267849), (7999, 19624997), (55993, 2803571)]