1999355429092

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8017}}^1\times {\mathrm{56731}}^1$

素因数の和:64916

約数の個数: 48

約数和(自身を含む): 4024753253248

約数和(自身を除く): 2025397824156

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 8017, 16034, 32068, 56119, 56731, 112238, 113462, 224476, 226924, 397117, 794234, 1258669, 1588468, 2517338, 5034676, 8810683, 8906767, 17621366, 17813534, 35242732, 35627068, 62347369, 124694738, 249389476, 454812427, 909624854, 1819249708, 3183686989, 6367373978, 12734747956, 71405551039, 142811102078, 285622204156, 499838857273, 999677714546, 1999355429092]

約数ペア:

[(1, 1999355429092), (2, 999677714546), (4, 499838857273), (7, 285622204156), (14, 142811102078), (28, 71405551039), (157, 12734747956), (314, 6367373978), (628, 3183686989), (1099, 1819249708), (2198, 909624854), (4396, 454812427), (8017, 249389476), (16034, 124694738), (32068, 62347369), (56119, 35627068), (56731, 35242732), (112238, 17813534), (113462, 17621366), (224476, 8906767), (226924, 8810683), (397117, 5034676), (794234, 2517338), (1258669, 1588468)]