28309476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2039}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 71971200

約数和(自身を除く): 43661724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 2039, 2314, 3471, 4078, 4628, 6117, 6942, 8156, 12234, 13884, 24468, 26507, 53014, 79521, 106028, 159042, 181471, 318084, 362942, 544413, 725884, 1088826, 2177652, 2359123, 4718246, 7077369, 9436492, 14154738, 28309476]

約数ペア:

[(1, 28309476), (2, 14154738), (3, 9436492), (4, 7077369), (6, 4718246), (12, 2359123), (13, 2177652), (26, 1088826), (39, 725884), (52, 544413), (78, 362942), (89, 318084), (156, 181471), (178, 159042), (267, 106028), (356, 79521), (534, 53014), (1068, 26507), (1157, 24468), (2039, 13884), (2314, 12234), (3471, 8156), (4078, 6942), (4628, 6117)]