13243516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 27588960

約数和(自身を除く): 14345444

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 137, 143, 169, 274, 286, 338, 548, 572, 676, 1507, 1781, 1859, 2197, 3014, 3562, 3718, 4394, 6028, 7124, 7436, 8788, 19591, 23153, 24167, 39182, 46306, 48334, 78364, 92612, 96668, 254683, 300989, 509366, 601978, 1018732, 1203956, 3310879, 6621758, 13243516]

約数ペア:

[(1, 13243516), (2, 6621758), (4, 3310879), (11, 1203956), (13, 1018732), (22, 601978), (26, 509366), (44, 300989), (52, 254683), (137, 96668), (143, 92612), (169, 78364), (274, 48334), (286, 46306), (338, 39182), (548, 24167), (572, 23153), (676, 19591), (1507, 8788), (1781, 7436), (1859, 7124), (2197, 6028), (3014, 4394), (3562, 3718)]