28309864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{827}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 58125600

約数和(自身を除く): 29815736

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 778, 827, 1556, 1654, 3112, 3308, 4279, 6616, 8558, 9097, 17116, 18194, 34232, 36388, 72776, 321703, 643406, 1286812, 2573624, 3538733, 7077466, 14154932, 28309864]

約数ペア:

[(1, 28309864), (2, 14154932), (4, 7077466), (8, 3538733), (11, 2573624), (22, 1286812), (44, 643406), (88, 321703), (389, 72776), (778, 36388), (827, 34232), (1556, 18194), (1654, 17116), (3112, 9097), (3308, 8558), (4279, 6616)]