1389921345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{8423}}^1$

素因数の和:8646

約数の個数: 48

約数和(自身を含む): 2549439360

約数和(自身を除く): 1159518015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 193, 285, 579, 855, 965, 1737, 2895, 3667, 8423, 8685, 11001, 18335, 25269, 33003, 42115, 55005, 75807, 126345, 160037, 165015, 379035, 480111, 800185, 1440333, 1625639, 2400555, 4876917, 7201665, 8128195, 14630751, 24384585, 30887141, 73153755, 92661423, 154435705, 277984269, 463307115, 1389921345]

約数ペア:

[(1, 1389921345), (3, 463307115), (5, 277984269), (9, 154435705), (15, 92661423), (19, 73153755), (45, 30887141), (57, 24384585), (95, 14630751), (171, 8128195), (193, 7201665), (285, 4876917), (579, 2400555), (855, 1625639), (965, 1440333), (1737, 800185), (2895, 480111), (3667, 379035), (8423, 165015), (8685, 160037), (11001, 126345), (18335, 75807), (25269, 55005), (33003, 42115)]