28713594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1291

約数の個数: 64

約数和(自身を含む): 72382464

約数和(自身を除く): 43668870

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 129, 182, 258, 273, 301, 546, 559, 602, 903, 1118, 1223, 1677, 1806, 2446, 3354, 3669, 3913, 7338, 7826, 8561, 11739, 15899, 17122, 23478, 25683, 31798, 47697, 51366, 52589, 95394, 105178, 111293, 157767, 222586, 315534, 333879, 368123, 667758, 683657, 736246, 1104369, 1367314, 2050971, 2208738, 4101942, 4785599, 9571198, 14356797, 28713594]

約数ペア:

[(1, 28713594), (2, 14356797), (3, 9571198), (6, 4785599), (7, 4101942), (13, 2208738), (14, 2050971), (21, 1367314), (26, 1104369), (39, 736246), (42, 683657), (43, 667758), (78, 368123), (86, 333879), (91, 315534), (129, 222586), (182, 157767), (258, 111293), (273, 105178), (301, 95394), (546, 52589), (559, 51366), (602, 47697), (903, 31798), (1118, 25683), (1223, 23478), (1677, 17122), (1806, 15899), (2446, 11739), (3354, 8561), (3669, 7826), (3913, 7338)]