258278568

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{160621}}^1$

素因数の和:160697

約数の個数: 32

約数和(自身を含む): 655337760

約数和(自身を除く): 397059192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 160621, 321242, 481863, 642484, 963726, 1284968, 1927452, 3854904, 10761607, 21523214, 32284821, 43046428, 64569642, 86092856, 129139284, 258278568]

約数ペア:

[(1, 258278568), (2, 129139284), (3, 86092856), (4, 64569642), (6, 43046428), (8, 32284821), (12, 21523214), (24, 10761607), (67, 3854904), (134, 1927452), (201, 1284968), (268, 963726), (402, 642484), (536, 481863), (804, 321242), (1608, 160621)]