2879877

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 5285952

約数和(自身を除く): 2406075

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 137, 143, 147, 231, 273, 411, 429, 539, 637, 959, 1001, 1507, 1617, 1781, 1911, 2877, 3003, 4521, 5343, 6713, 7007, 10549, 12467, 19591, 20139, 21021, 31647, 37401, 58773, 73843, 87269, 137137, 221529, 261807, 411411, 959959, 2879877]

約数ペア:

[(1, 2879877), (3, 959959), (7, 411411), (11, 261807), (13, 221529), (21, 137137), (33, 87269), (39, 73843), (49, 58773), (77, 37401), (91, 31647), (137, 21021), (143, 20139), (147, 19591), (231, 12467), (273, 10549), (411, 7007), (429, 6713), (539, 5343), (637, 4521), (959, 3003), (1001, 2877), (1507, 1911), (1617, 1781)]