28679022

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 68999040

約数和(自身を除く): 40320018

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 43, 46, 54, 69, 81, 86, 129, 138, 162, 179, 207, 258, 358, 387, 414, 537, 621, 774, 989, 1074, 1161, 1242, 1611, 1863, 1978, 2322, 2967, 3222, 3483, 3726, 4117, 4833, 5934, 6966, 7697, 8234, 8901, 9666, 12351, 14499, 15394, 17802, 23091, 24702, 26703, 28998, 37053, 46182, 53406, 69273, 74106, 80109, 111159, 138546, 160218, 177031, 207819, 222318, 333477, 354062, 415638, 531093, 623457, 666954, 1062186, 1246914, 1593279, 3186558, 4779837, 9559674, 14339511, 28679022]

約数ペア:

[(1, 28679022), (2, 14339511), (3, 9559674), (6, 4779837), (9, 3186558), (18, 1593279), (23, 1246914), (27, 1062186), (43, 666954), (46, 623457), (54, 531093), (69, 415638), (81, 354062), (86, 333477), (129, 222318), (138, 207819), (162, 177031), (179, 160218), (207, 138546), (258, 111159), (358, 80109), (387, 74106), (414, 69273), (537, 53406), (621, 46182), (774, 37053), (989, 28998), (1074, 26703), (1161, 24702), (1242, 23091), (1611, 17802), (1863, 15394), (1978, 14499), (2322, 12351), (2967, 9666), (3222, 8901), (3483, 8234), (3726, 7697), (4117, 6966), (4833, 5934)]