9987426

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 24071580

約数和(自身を除く): 14084154

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 53, 57, 58, 87, 106, 114, 159, 171, 174, 261, 318, 342, 361, 477, 522, 551, 722, 954, 1007, 1083, 1102, 1537, 1653, 2014, 2166, 3021, 3074, 3249, 3306, 4611, 4959, 6042, 6498, 9063, 9222, 9918, 10469, 13833, 18126, 19133, 20938, 27666, 29203, 31407, 38266, 57399, 58406, 62814, 87609, 94221, 114798, 172197, 175218, 188442, 262827, 344394, 525654, 554857, 1109714, 1664571, 3329142, 4993713, 9987426]

約数ペア:

[(1, 9987426), (2, 4993713), (3, 3329142), (6, 1664571), (9, 1109714), (18, 554857), (19, 525654), (29, 344394), (38, 262827), (53, 188442), (57, 175218), (58, 172197), (87, 114798), (106, 94221), (114, 87609), (159, 62814), (171, 58406), (174, 57399), (261, 38266), (318, 31407), (342, 29203), (361, 27666), (477, 20938), (522, 19133), (551, 18126), (722, 13833), (954, 10469), (1007, 9918), (1083, 9222), (1102, 9063), (1537, 6498), (1653, 6042), (2014, 4959), (2166, 4611), (3021, 3306), (3074, 3249)]