1289710156

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{9181}}^1$

素因数の和:9394

約数の個数: 48

約数和(自身を含む): 2684082240

約数和(自身を除く): 1394372084

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 173, 203, 346, 406, 692, 812, 1211, 2422, 4844, 5017, 9181, 10034, 18362, 20068, 35119, 36724, 64267, 70238, 128534, 140476, 257068, 266249, 532498, 1064996, 1588313, 1863743, 3176626, 3727486, 6353252, 7454972, 11118191, 22236382, 44472764, 46061077, 92122154, 184244308, 322427539, 644855078, 1289710156]

約数ペア:

[(1, 1289710156), (2, 644855078), (4, 322427539), (7, 184244308), (14, 92122154), (28, 46061077), (29, 44472764), (58, 22236382), (116, 11118191), (173, 7454972), (203, 6353252), (346, 3727486), (406, 3176626), (692, 1863743), (812, 1588313), (1211, 1064996), (2422, 532498), (4844, 266249), (5017, 257068), (9181, 140476), (10034, 128534), (18362, 70238), (20068, 64267), (35119, 36724)]