663964444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68281}}^1$

素因数の和:68326

約数の個数: 48

約数和(自身を含む): 1445393376

約数和(自身を除く): 781428932

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 68281, 136562, 273124, 751091, 887653, 1160777, 1502182, 1775306, 2321554, 3004364, 3550612, 4643108, 9764183, 12768547, 15090101, 19528366, 25537094, 30180202, 39056732, 51074188, 60360404, 165991111, 331982222, 663964444]

約数ペア:

[(1, 663964444), (2, 331982222), (4, 165991111), (11, 60360404), (13, 51074188), (17, 39056732), (22, 30180202), (26, 25537094), (34, 19528366), (44, 15090101), (52, 12768547), (68, 9764183), (143, 4643108), (187, 3550612), (221, 3004364), (286, 2321554), (374, 1775306), (442, 1502182), (572, 1160777), (748, 887653), (884, 751091), (2431, 273124), (4862, 136562), (9724, 68281)]