668860712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{207463}}^1$

素因数の和:207513

約数の個数: 32

約数和(自身を含む): 1394158080

約数和(自身を除く): 725297368

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 207463, 414926, 829852, 1659704, 2697019, 5394038, 6431353, 10788076, 12862706, 21576152, 25725412, 51450824, 83607589, 167215178, 334430356, 668860712]

約数ペア:

[(1, 668860712), (2, 334430356), (4, 167215178), (8, 83607589), (13, 51450824), (26, 25725412), (31, 21576152), (52, 12862706), (62, 10788076), (104, 6431353), (124, 5394038), (248, 2697019), (403, 1659704), (806, 829852), (1612, 414926), (3224, 207463)]