890603997

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 1241049600

約数和(自身を除く): 350445603

約数列:

[1, 3, 53, 59, 139, 159, 177, 417, 683, 2049, 3127, 7367, 8201, 9381, 22101, 24603, 36199, 40297, 94937, 108597, 120891, 284811, 434653, 1303959, 2135741, 5031661, 5601283, 6407223, 15094983, 16803849, 296867999, 890603997]

約数ペア:

[(1, 890603997), (3, 296867999), (53, 16803849), (59, 15094983), (139, 6407223), (159, 5601283), (177, 5031661), (417, 2135741), (683, 1303959), (2049, 434653), (3127, 284811), (7367, 120891), (8201, 108597), (9381, 94937), (22101, 40297), (24603, 36199)]