28441686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4007}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 70412544

約数和(自身を除く): 41970858

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 3549, 4007, 7098, 8014, 12021, 24042, 28049, 52091, 56098, 84147, 104182, 156273, 168294, 312546, 364637, 677183, 729274, 1093911, 1354366, 2031549, 2187822, 4063098, 4740281, 9480562, 14220843, 28441686]

約数ペア:

[(1, 28441686), (2, 14220843), (3, 9480562), (6, 4740281), (7, 4063098), (13, 2187822), (14, 2031549), (21, 1354366), (26, 1093911), (39, 729274), (42, 677183), (78, 364637), (91, 312546), (169, 168294), (182, 156273), (273, 104182), (338, 84147), (507, 56098), (546, 52091), (1014, 28049), (1183, 24042), (2366, 12021), (3549, 8014), (4007, 7098)]