27778413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 13589907

約数列:

[1, 3, 13, 39, 53, 89, 151, 159, 267, 453, 689, 1157, 1963, 2067, 3471, 4717, 5889, 8003, 13439, 14151, 24009, 40317, 61321, 104039, 174707, 183963, 312117, 524121, 712267, 2136801, 9259471, 27778413]

約数ペア:

[(1, 27778413), (3, 9259471), (13, 2136801), (39, 712267), (53, 524121), (89, 312117), (151, 183963), (159, 174707), (267, 104039), (453, 61321), (689, 40317), (1157, 24009), (1963, 14151), (2067, 13439), (3471, 8003), (4717, 5889)]