1687428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2496

約数の個数: 36

約数和(自身を含む): 4491760

約数和(自身を除く): 2804332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 2467, 4934, 7401, 9868, 14802, 22203, 29604, 44406, 46873, 88812, 93746, 140619, 187492, 281238, 421857, 562476, 843714, 1687428]

約数ペア:

[(1, 1687428), (2, 843714), (3, 562476), (4, 421857), (6, 281238), (9, 187492), (12, 140619), (18, 93746), (19, 88812), (36, 46873), (38, 44406), (57, 29604), (76, 22203), (114, 14802), (171, 9868), (228, 7401), (342, 4934), (684, 2467)]