428877746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{1129}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 726382080

約数和(自身を除く): 297504334

約数列:

[1, 2, 11, 22, 31, 62, 341, 557, 682, 1114, 1129, 2258, 6127, 12254, 12419, 17267, 24838, 34534, 34999, 69998, 189937, 379874, 384989, 628853, 769978, 1257706, 6917383, 13834766, 19494443, 38988886, 214438873, 428877746]

約数ペア:

[(1, 428877746), (2, 214438873), (11, 38988886), (22, 19494443), (31, 13834766), (62, 6917383), (341, 1257706), (557, 769978), (682, 628853), (1114, 384989), (1129, 379874), (2258, 189937), (6127, 69998), (12254, 34999), (12419, 34534), (17267, 24838)]