28709968

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8269}}^1$

素因数の和:8315

約数の個数: 40

約数和(自身を含む): 65630720

約数和(自身を除く): 36920752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 8269, 16538, 33076, 57883, 66152, 115766, 132304, 231532, 256339, 463064, 512678, 926128, 1025356, 1794373, 2050712, 3588746, 4101424, 7177492, 14354984, 28709968]

約数ペア:

[(1, 28709968), (2, 14354984), (4, 7177492), (7, 4101424), (8, 3588746), (14, 2050712), (16, 1794373), (28, 1025356), (31, 926128), (56, 512678), (62, 463064), (112, 256339), (124, 231532), (217, 132304), (248, 115766), (434, 66152), (496, 57883), (868, 33076), (1736, 16538), (3472, 8269)]