1268851970012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1\times {\mathrm{445691}}^1$

素因数の和:446522

約数の個数: 48

約数和(自身を含む): 2452946146560

約数和(自身を除く): 1184094176548

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 727, 979, 1454, 1958, 2908, 3916, 7997, 15994, 31988, 64703, 129406, 258812, 445691, 711733, 891382, 1423466, 1782764, 2846932, 4902601, 9805202, 19610404, 39666499, 79332998, 158665996, 324017357, 436331489, 648034714, 872662978, 1296069428, 1745325956, 3564190927, 7128381854, 14256763708, 28837544773, 57675089546, 115350179092, 317212992503, 634425985006, 1268851970012]

約数ペア:

[(1, 1268851970012), (2, 634425985006), (4, 317212992503), (11, 115350179092), (22, 57675089546), (44, 28837544773), (89, 14256763708), (178, 7128381854), (356, 3564190927), (727, 1745325956), (979, 1296069428), (1454, 872662978), (1958, 648034714), (2908, 436331489), (3916, 324017357), (7997, 158665996), (15994, 79332998), (31988, 39666499), (64703, 19610404), (129406, 9805202), (258812, 4902601), (445691, 2846932), (711733, 1782764), (891382, 1423466)]