78419159

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 98805168

約数和(自身を除く): 20386009

約数列:

[1, 7, 13, 49, 91, 307, 401, 637, 2149, 2807, 3991, 5213, 15043, 19649, 27937, 36491, 123107, 195559, 255437, 861749, 1600391, 6032243, 11202737, 78419159]

約数ペア:

[(1, 78419159), (7, 11202737), (13, 6032243), (49, 1600391), (91, 861749), (307, 255437), (401, 195559), (637, 123107), (2149, 36491), (2807, 27937), (3991, 19649), (5213, 15043)]