287385128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{1289}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 576436500

約数和(自身を除く): 289051372

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 961, 1289, 1798, 1922, 2578, 3596, 3844, 5156, 7192, 7688, 10312, 27869, 37381, 39959, 55738, 74762, 79918, 111476, 149524, 159836, 222952, 299048, 319672, 1158811, 1238729, 2317622, 2477458, 4635244, 4954916, 9270488, 9909832, 35923141, 71846282, 143692564, 287385128]

約数ペア:

[(1, 287385128), (2, 143692564), (4, 71846282), (8, 35923141), (29, 9909832), (31, 9270488), (58, 4954916), (62, 4635244), (116, 2477458), (124, 2317622), (232, 1238729), (248, 1158811), (899, 319672), (961, 299048), (1289, 222952), (1798, 159836), (1922, 149524), (2578, 111476), (3596, 79918), (3844, 74762), (5156, 55738), (7192, 39959), (7688, 37381), (10312, 27869)]