1248388965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{1627}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 2339045280

約数和(自身を除く): 1090656315

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 289, 295, 531, 765, 867, 885, 1003, 1445, 1627, 2601, 2655, 3009, 4335, 4881, 5015, 8135, 9027, 13005, 14643, 15045, 17051, 24405, 27659, 45135, 51153, 73215, 82977, 85255, 95993, 138295, 153459, 248931, 255765, 287979, 414885, 470203, 479965, 767295, 863937, 1244655, 1410609, 1439895, 1631881, 2351015, 4231827, 4319685, 4895643, 7053045, 8159405, 14686929, 21159135, 24478215, 27741977, 73434645, 83225931, 138709885, 249677793, 416129655, 1248388965]

約数ペア:

[(1, 1248388965), (3, 416129655), (5, 249677793), (9, 138709885), (15, 83225931), (17, 73434645), (45, 27741977), (51, 24478215), (59, 21159135), (85, 14686929), (153, 8159405), (177, 7053045), (255, 4895643), (289, 4319685), (295, 4231827), (531, 2351015), (765, 1631881), (867, 1439895), (885, 1410609), (1003, 1244655), (1445, 863937), (1627, 767295), (2601, 479965), (2655, 470203), (3009, 414885), (4335, 287979), (4881, 255765), (5015, 248931), (8135, 153459), (9027, 138295), (13005, 95993), (14643, 85255), (15045, 82977), (17051, 73215), (24405, 51153), (27659, 45135)]