81518436

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{119179}}^1$

素因数の和:119208

約数の個数: 36

約数和(自身を含む): 216907600

約数和(自身を除く): 135389164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 119179, 238358, 357537, 476716, 715074, 1072611, 1430148, 2145222, 2264401, 4290444, 4528802, 6793203, 9057604, 13586406, 20379609, 27172812, 40759218, 81518436]

約数ペア:

[(1, 81518436), (2, 40759218), (3, 27172812), (4, 20379609), (6, 13586406), (9, 9057604), (12, 6793203), (18, 4528802), (19, 4290444), (36, 2264401), (38, 2145222), (57, 1430148), (76, 1072611), (114, 715074), (171, 476716), (228, 357537), (342, 238358), (684, 119179)]