513793256

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{6619}}^1$

素因数の和:6969

約数の個数: 32

約数和(自身を含む): 997766400

約数和(自身を除く): 483973144

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 313, 626, 1252, 2504, 6619, 9703, 13238, 19406, 26476, 38812, 52952, 77624, 205189, 410378, 820756, 1641512, 2071747, 4143494, 8286988, 16573976, 64224157, 128448314, 256896628, 513793256]

約数ペア:

[(1, 513793256), (2, 256896628), (4, 128448314), (8, 64224157), (31, 16573976), (62, 8286988), (124, 4143494), (248, 2071747), (313, 1641512), (626, 820756), (1252, 410378), (2504, 205189), (6619, 77624), (9703, 52952), (13238, 38812), (19406, 26476)]