1561868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{461}}^1$

素因数の和:494

約数の個数: 36

約数和(自身を含む): 3440976

約数和(自身を除く): 1879108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 461, 484, 847, 922, 1694, 1844, 3227, 3388, 5071, 6454, 10142, 12908, 20284, 35497, 55781, 70994, 111562, 141988, 223124, 390467, 780934, 1561868]

約数ペア:

[(1, 1561868), (2, 780934), (4, 390467), (7, 223124), (11, 141988), (14, 111562), (22, 70994), (28, 55781), (44, 35497), (77, 20284), (121, 12908), (154, 10142), (242, 6454), (308, 5071), (461, 3388), (484, 3227), (847, 1844), (922, 1694)]