28641078

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 63882000

約数和(自身を除く): 35240922

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 149, 177, 181, 298, 354, 362, 447, 531, 543, 894, 1062, 1086, 1341, 1629, 2682, 3258, 8791, 10679, 17582, 21358, 26373, 26969, 32037, 52746, 53938, 64074, 79119, 80907, 96111, 158238, 161814, 192222, 242721, 485442, 1591171, 3182342, 4773513, 9547026, 14320539, 28641078]

約数ペア:

[(1, 28641078), (2, 14320539), (3, 9547026), (6, 4773513), (9, 3182342), (18, 1591171), (59, 485442), (118, 242721), (149, 192222), (177, 161814), (181, 158238), (298, 96111), (354, 80907), (362, 79119), (447, 64074), (531, 53938), (543, 52746), (894, 32037), (1062, 26969), (1086, 26373), (1341, 21358), (1629, 17582), (2682, 10679), (3258, 8791)]