2907156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 7910784

約数和(自身を除く): 5003628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 653, 742, 1113, 1306, 1484, 1959, 2226, 2612, 3918, 4452, 4571, 7836, 9142, 13713, 18284, 27426, 34609, 54852, 69218, 103827, 138436, 207654, 242263, 415308, 484526, 726789, 969052, 1453578, 2907156]

約数ペア:

[(1, 2907156), (2, 1453578), (3, 969052), (4, 726789), (6, 484526), (7, 415308), (12, 242263), (14, 207654), (21, 138436), (28, 103827), (42, 69218), (53, 54852), (84, 34609), (106, 27426), (159, 18284), (212, 13713), (318, 9142), (371, 7836), (636, 4571), (653, 4452), (742, 3918), (1113, 2612), (1306, 2226), (1484, 1959)]