207140985

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2647}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 376736256

約数和(自身を除く): 169595271

約数列:

[1, 3, 5, 9, 15, 37, 45, 47, 111, 141, 185, 235, 333, 423, 555, 705, 1665, 1739, 2115, 2647, 5217, 7941, 8695, 13235, 15651, 23823, 26085, 39705, 78255, 97939, 119115, 124409, 293817, 373227, 489695, 622045, 881451, 1119681, 1469085, 1866135, 4407255, 4603133, 5598405, 13809399, 23015665, 41428197, 69046995, 207140985]

約数ペア:

[(1, 207140985), (3, 69046995), (5, 41428197), (9, 23015665), (15, 13809399), (37, 5598405), (45, 4603133), (47, 4407255), (111, 1866135), (141, 1469085), (185, 1119681), (235, 881451), (333, 622045), (423, 489695), (555, 373227), (705, 293817), (1665, 124409), (1739, 119115), (2115, 97939), (2647, 78255), (5217, 39705), (7941, 26085), (8695, 23823), (13235, 15651)]