2782836

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{409}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 8357440

約数和(自身を除く): 5574604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 409, 486, 567, 756, 818, 972, 1134, 1227, 1636, 1701, 2268, 2454, 2863, 3402, 3681, 4908, 5726, 6804, 7362, 8589, 11043, 11452, 14724, 17178, 22086, 25767, 33129, 34356, 44172, 51534, 66258, 77301, 99387, 103068, 132516, 154602, 198774, 231903, 309204, 397548, 463806, 695709, 927612, 1391418, 2782836]

約数ペア:

[(1, 2782836), (2, 1391418), (3, 927612), (4, 695709), (6, 463806), (7, 397548), (9, 309204), (12, 231903), (14, 198774), (18, 154602), (21, 132516), (27, 103068), (28, 99387), (36, 77301), (42, 66258), (54, 51534), (63, 44172), (81, 34356), (84, 33129), (108, 25767), (126, 22086), (162, 17178), (189, 14724), (243, 11452), (252, 11043), (324, 8589), (378, 7362), (409, 6804), (486, 5726), (567, 4908), (756, 3681), (818, 3402), (972, 2863), (1134, 2454), (1227, 2268), (1636, 1701)]