28077686

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{22039}}^1$

素因数の和:22068

約数の個数: 24

約数和(自身を含む): 52763760

約数和(自身を除く): 24686074

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 22039, 44078, 154273, 286507, 308546, 573014, 1079911, 2005549, 2159822, 4011098, 14038843, 28077686]

約数ペア:

[(1, 28077686), (2, 14038843), (7, 4011098), (13, 2159822), (14, 2005549), (26, 1079911), (49, 573014), (91, 308546), (98, 286507), (182, 154273), (637, 44078), (1274, 22039)]