687989086287

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1\times {\mathrm{613}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 970877469696

約数和(自身を除く): 282888383409

約数列:

[1, 3, 23, 69, 157, 313, 331, 471, 613, 939, 993, 1839, 3611, 7199, 7613, 10833, 14099, 21597, 22839, 42297, 49141, 51967, 96241, 103603, 147423, 155901, 191869, 202903, 288723, 310809, 575607, 608709, 1130243, 1195241, 2213543, 2382869, 3390729, 3585723, 4412987, 4666769, 6640629, 7148607, 13238961, 14000307, 16265671, 30123433, 31855771, 48797013, 63508639, 90370299, 95567313, 190525917, 374110433, 692838959, 732682733, 1122331299, 1460698697, 2078516877, 2198048199, 4382096091, 9970856323, 29912568969, 229329695429, 687989086287]

約数ペア:

[(1, 687989086287), (3, 229329695429), (23, 29912568969), (69, 9970856323), (157, 4382096091), (313, 2198048199), (331, 2078516877), (471, 1460698697), (613, 1122331299), (939, 732682733), (993, 692838959), (1839, 374110433), (3611, 190525917), (7199, 95567313), (7613, 90370299), (10833, 63508639), (14099, 48797013), (21597, 31855771), (22839, 30123433), (42297, 16265671), (49141, 14000307), (51967, 13238961), (96241, 7148607), (103603, 6640629), (147423, 4666769), (155901, 4412987), (191869, 3585723), (202903, 3390729), (288723, 2382869), (310809, 2213543), (575607, 1195241), (608709, 1130243)]