661107194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{2213}}^1$

素因数の和:2630

約数の個数: 32

約数和(自身を含む): 1114580736

約数和(自身を除く): 453473542

約数列:

[1, 2, 11, 22, 37, 74, 367, 407, 734, 814, 2213, 4037, 4426, 8074, 13579, 24343, 27158, 48686, 81881, 149369, 163762, 298738, 812171, 900691, 1624342, 1801382, 8933881, 17867762, 30050327, 60100654, 330553597, 661107194]

約数ペア:

[(1, 661107194), (2, 330553597), (11, 60100654), (22, 30050327), (37, 17867762), (74, 8933881), (367, 1801382), (407, 1624342), (734, 900691), (814, 812171), (2213, 298738), (4037, 163762), (4426, 149369), (8074, 81881), (13579, 48686), (24343, 27158)]