1663844

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:684

約数の個数: 36

約数和(自身を含む): 3653244

約数和(自身を除く): 1989400

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 653, 1274, 1306, 2548, 2612, 4571, 8489, 9142, 16978, 18284, 31997, 33956, 59423, 63994, 118846, 127988, 237692, 415961, 831922, 1663844]

約数ペア:

[(1, 1663844), (2, 831922), (4, 415961), (7, 237692), (13, 127988), (14, 118846), (26, 63994), (28, 59423), (49, 33956), (52, 31997), (91, 18284), (98, 16978), (182, 9142), (196, 8489), (364, 4571), (637, 2612), (653, 2548), (1274, 1306)]