1220899965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101869}}^1$

素因数の和:101941

約数の個数: 32

約数和(自身を含む): 2112376320

約数和(自身を除く): 891476355

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 11985, 101869, 305607, 509345, 1528035, 1731773, 4787843, 5195319, 8658865, 14363529, 23939215, 25976595, 71817645, 81393331, 244179993, 406966655, 1220899965]

約数ペア:

[(1, 1220899965), (3, 406966655), (5, 244179993), (15, 81393331), (17, 71817645), (47, 25976595), (51, 23939215), (85, 14363529), (141, 8658865), (235, 5195319), (255, 4787843), (705, 1731773), (799, 1528035), (2397, 509345), (3995, 305607), (11985, 101869)]