491330386768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{44569157}}^1$

素因数の和:44569231

約数の個数: 40

約数和(自身を含む): 1044522786888

約数和(自身を除く): 553192400120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 44569157, 89138314, 178276628, 356553256, 579399041, 713106512, 1158798082, 2317596164, 2362165321, 4635192328, 4724330642, 9270384656, 9448661284, 18897322568, 30708149173, 37794645136, 61416298346, 122832596692, 245665193384, 491330386768]

約数ペア:

[(1, 491330386768), (2, 245665193384), (4, 122832596692), (8, 61416298346), (13, 37794645136), (16, 30708149173), (26, 18897322568), (52, 9448661284), (53, 9270384656), (104, 4724330642), (106, 4635192328), (208, 2362165321), (212, 2317596164), (424, 1158798082), (689, 713106512), (848, 579399041), (1378, 356553256), (2756, 178276628), (5512, 89138314), (11024, 44569157)]