15868242

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4027

約数の個数: 48

約数和(自身を含む): 39213720

約数和(自身を除く): 23345478

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 3989, 7978, 11967, 23934, 35901, 51857, 67813, 71802, 103714, 135626, 155571, 203439, 311142, 406878, 466713, 610317, 881569, 933426, 1220634, 1763138, 2644707, 5289414, 7934121, 15868242]

約数ペア:

[(1, 15868242), (2, 7934121), (3, 5289414), (6, 2644707), (9, 1763138), (13, 1220634), (17, 933426), (18, 881569), (26, 610317), (34, 466713), (39, 406878), (51, 311142), (78, 203439), (102, 155571), (117, 135626), (153, 103714), (221, 71802), (234, 67813), (306, 51857), (442, 35901), (663, 23934), (1326, 11967), (1989, 7978), (3978, 3989)]