390142655

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 576940320

約数和(自身を除く): 186797665

約数列:

[1, 5, 7, 29, 35, 43, 49, 145, 203, 215, 245, 301, 1015, 1247, 1277, 1421, 1505, 2107, 6235, 6385, 7105, 8729, 8939, 10535, 37033, 43645, 44695, 54911, 61103, 62573, 185165, 259231, 274555, 305515, 312865, 384377, 1296155, 1592419, 1814617, 1921885, 2690639, 7962095, 9073085, 11146933, 13453195, 55734665, 78028531, 390142655]

約数ペア:

[(1, 390142655), (5, 78028531), (7, 55734665), (29, 13453195), (35, 11146933), (43, 9073085), (49, 7962095), (145, 2690639), (203, 1921885), (215, 1814617), (245, 1592419), (301, 1296155), (1015, 384377), (1247, 312865), (1277, 305515), (1421, 274555), (1505, 259231), (2107, 185165), (6235, 62573), (6385, 61103), (7105, 54911), (8729, 44695), (8939, 43645), (10535, 37033)]