28718664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 78321600

約数和(自身を除く): 49602936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 83, 104, 156, 166, 249, 312, 332, 498, 664, 996, 1079, 1109, 1992, 2158, 2218, 3237, 3327, 4316, 4436, 6474, 6654, 8632, 8872, 12948, 13308, 14417, 25896, 26616, 28834, 43251, 57668, 86502, 92047, 115336, 173004, 184094, 276141, 346008, 368188, 552282, 736376, 1104564, 1196611, 2209128, 2393222, 3589833, 4786444, 7179666, 9572888, 14359332, 28718664]

約数ペア:

[(1, 28718664), (2, 14359332), (3, 9572888), (4, 7179666), (6, 4786444), (8, 3589833), (12, 2393222), (13, 2209128), (24, 1196611), (26, 1104564), (39, 736376), (52, 552282), (78, 368188), (83, 346008), (104, 276141), (156, 184094), (166, 173004), (249, 115336), (312, 92047), (332, 86502), (498, 57668), (664, 43251), (996, 28834), (1079, 26616), (1109, 25896), (1992, 14417), (2158, 13308), (2218, 12948), (3237, 8872), (3327, 8632), (4316, 6654), (4436, 6474)]