388670678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{1481}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 648760320

約数和(自身を除く): 260089642

約数列:

[1, 2, 11, 22, 79, 151, 158, 302, 869, 1481, 1661, 1738, 2962, 3322, 11929, 16291, 23858, 32582, 116999, 131219, 223631, 233998, 262438, 447262, 1286989, 2459941, 2573978, 4919882, 17666849, 35333698, 194335339, 388670678]

約数ペア:

[(1, 388670678), (2, 194335339), (11, 35333698), (22, 17666849), (79, 4919882), (151, 2573978), (158, 2459941), (302, 1286989), (869, 447262), (1481, 262438), (1661, 233998), (1738, 223631), (2962, 131219), (3322, 116999), (11929, 32582), (16291, 23858)]