278029060803

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1\times {\mathrm{25339}}^1$

素因数の和:26040

約数の個数: 48

約数和(自身を含む): 435656632320

約数和(自身を除く): 157627571517

約数列:

[1, 3, 9, 13, 39, 117, 191, 491, 573, 1473, 1719, 2483, 4419, 6383, 7449, 19149, 22347, 25339, 57447, 76017, 93781, 228051, 281343, 329407, 844029, 988221, 1219153, 2964663, 3657459, 4839749, 10972377, 12441449, 14519247, 37324347, 43557741, 62916737, 111973041, 161738837, 188750211, 485216511, 566250633, 1455649533, 2376316759, 7128950277, 21386850831, 30892117867, 92676353601, 278029060803]

約数ペア:

[(1, 278029060803), (3, 92676353601), (9, 30892117867), (13, 21386850831), (39, 7128950277), (117, 2376316759), (191, 1455649533), (491, 566250633), (573, 485216511), (1473, 188750211), (1719, 161738837), (2483, 111973041), (4419, 62916737), (6383, 43557741), (7449, 37324347), (19149, 14519247), (22347, 12441449), (25339, 10972377), (57447, 4839749), (76017, 3657459), (93781, 2964663), (228051, 1219153), (281343, 988221), (329407, 844029)]