28242552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 76728960

約数和(自身を除く): 48486408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 524, 691, 786, 1048, 1382, 1572, 1703, 2073, 2764, 3144, 3406, 4146, 5109, 5528, 6812, 8292, 8983, 10218, 13624, 16584, 17966, 20436, 26949, 35932, 40872, 53898, 71864, 90521, 107796, 181042, 215592, 271563, 362084, 543126, 724168, 1086252, 1176773, 2172504, 2353546, 3530319, 4707092, 7060638, 9414184, 14121276, 28242552]

約数ペア:

[(1, 28242552), (2, 14121276), (3, 9414184), (4, 7060638), (6, 4707092), (8, 3530319), (12, 2353546), (13, 2172504), (24, 1176773), (26, 1086252), (39, 724168), (52, 543126), (78, 362084), (104, 271563), (131, 215592), (156, 181042), (262, 107796), (312, 90521), (393, 71864), (524, 53898), (691, 40872), (786, 35932), (1048, 26949), (1382, 20436), (1572, 17966), (1703, 16584), (2073, 13624), (2764, 10218), (3144, 8983), (3406, 8292), (4146, 6812), (5109, 5528)]