280993006

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{2693}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 500437440

約数和(自身を除く): 219444434

約数列:

[1, 2, 7, 14, 29, 58, 203, 257, 406, 514, 1799, 2693, 3598, 5386, 7453, 14906, 18851, 37702, 52171, 78097, 104342, 156194, 546679, 692101, 1093358, 1384202, 4844707, 9689414, 20070929, 40141858, 140496503, 280993006]

約数ペア:

[(1, 280993006), (2, 140496503), (7, 40141858), (14, 20070929), (29, 9689414), (58, 4844707), (203, 1384202), (257, 1093358), (406, 692101), (514, 546679), (1799, 156194), (2693, 104342), (3598, 78097), (5386, 52171), (7453, 37702), (14906, 18851)]