1640697429

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1873}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 2614904640

約数和(自身を除く): 974207211

約数列:

[1, 3, 7, 21, 49, 59, 101, 147, 177, 303, 413, 707, 1239, 1873, 2121, 2891, 4949, 5619, 5959, 8673, 13111, 14847, 17877, 39333, 41713, 91777, 110507, 125139, 189173, 275331, 291991, 331521, 567519, 773549, 875973, 1324211, 2320647, 3972633, 5414843, 9269477, 11161207, 16244529, 27808431, 33483621, 78128449, 234385347, 546899143, 1640697429]

約数ペア:

[(1, 1640697429), (3, 546899143), (7, 234385347), (21, 78128449), (49, 33483621), (59, 27808431), (101, 16244529), (147, 11161207), (177, 9269477), (303, 5414843), (413, 3972633), (707, 2320647), (1239, 1324211), (1873, 875973), (2121, 773549), (2891, 567519), (4949, 331521), (5619, 291991), (5959, 275331), (8673, 189173), (13111, 125139), (14847, 110507), (17877, 91777), (39333, 41713)]