1851795

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 3801600

約数和(自身を除く): 1949805

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 43, 45, 55, 87, 99, 129, 135, 145, 165, 215, 261, 297, 319, 387, 435, 473, 495, 645, 783, 957, 1161, 1247, 1305, 1419, 1485, 1595, 1935, 2365, 2871, 3741, 3915, 4257, 4785, 5805, 6235, 7095, 8613, 11223, 12771, 13717, 14355, 18705, 21285, 33669, 41151, 43065, 56115, 63855, 68585, 123453, 168345, 205755, 370359, 617265, 1851795]

約数ペア:

[(1, 1851795), (3, 617265), (5, 370359), (9, 205755), (11, 168345), (15, 123453), (27, 68585), (29, 63855), (33, 56115), (43, 43065), (45, 41151), (55, 33669), (87, 21285), (99, 18705), (129, 14355), (135, 13717), (145, 12771), (165, 11223), (215, 8613), (261, 7095), (297, 6235), (319, 5805), (387, 4785), (435, 4257), (473, 3915), (495, 3741), (645, 2871), (783, 2365), (957, 1935), (1161, 1595), (1247, 1485), (1305, 1419)]