621000952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{839}}^1$

素因数の和:1516

約数の個数: 64

約数和(自身を含む): 1371686400

約数和(自身を除く): 750685448

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 647, 839, 1144, 1294, 1678, 2588, 3356, 5176, 6712, 7117, 8411, 9229, 10907, 14234, 16822, 18458, 21814, 28468, 33644, 36916, 43628, 56936, 67288, 73832, 87256, 92521, 119977, 185042, 239954, 370084, 479908, 542833, 740168, 959816, 1085666, 2171332, 4342664, 5971163, 7056829, 11942326, 14113658, 23884652, 28227316, 47769304, 56454632, 77625119, 155250238, 310500476, 621000952]

約数ペア:

[(1, 621000952), (2, 310500476), (4, 155250238), (8, 77625119), (11, 56454632), (13, 47769304), (22, 28227316), (26, 23884652), (44, 14113658), (52, 11942326), (88, 7056829), (104, 5971163), (143, 4342664), (286, 2171332), (572, 1085666), (647, 959816), (839, 740168), (1144, 542833), (1294, 479908), (1678, 370084), (2588, 239954), (3356, 185042), (5176, 119977), (6712, 92521), (7117, 87256), (8411, 73832), (9229, 67288), (10907, 56936), (14234, 43628), (16822, 36916), (18458, 33644), (21814, 28468)]