87642156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2551}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 234375680

約数和(自身を除く): 146733524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 409, 818, 1227, 1636, 2454, 2551, 2863, 4908, 5102, 5726, 7653, 8589, 10204, 11452, 15306, 17178, 17857, 30612, 34356, 35714, 53571, 71428, 107142, 214284, 1043359, 2086718, 3130077, 4173436, 6260154, 7303513, 12520308, 14607026, 21910539, 29214052, 43821078, 87642156]

約数ペア:

[(1, 87642156), (2, 43821078), (3, 29214052), (4, 21910539), (6, 14607026), (7, 12520308), (12, 7303513), (14, 6260154), (21, 4173436), (28, 3130077), (42, 2086718), (84, 1043359), (409, 214284), (818, 107142), (1227, 71428), (1636, 53571), (2454, 35714), (2551, 34356), (2863, 30612), (4908, 17857), (5102, 17178), (5726, 15306), (7653, 11452), (8589, 10204)]