1997565158403

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10806353}}^1$

素因数の和:10806448

約数の個数: 48

約数和(自身を含む): 3236719150080

約数和(自身を除く): 1239153991677

約数列:

[1, 3, 9, 19, 23, 47, 57, 69, 141, 171, 207, 423, 437, 893, 1081, 1311, 2679, 3243, 3933, 8037, 9729, 20539, 61617, 184851, 10806353, 32419059, 97257177, 205320707, 248546119, 507898591, 615962121, 745638357, 1523695773, 1847886363, 2236915071, 4571087319, 4722376261, 9650073229, 11681667593, 14167128783, 28950219687, 35045002779, 42501386349, 86850659061, 105135008337, 221951684267, 665855052801, 1997565158403]

約数ペア:

[(1, 1997565158403), (3, 665855052801), (9, 221951684267), (19, 105135008337), (23, 86850659061), (47, 42501386349), (57, 35045002779), (69, 28950219687), (141, 14167128783), (171, 11681667593), (207, 9650073229), (423, 4722376261), (437, 4571087319), (893, 2236915071), (1081, 1847886363), (1311, 1523695773), (2679, 745638357), (3243, 615962121), (3933, 507898591), (8037, 248546119), (9729, 205320707), (20539, 97257177), (61617, 32419059), (184851, 10806353)]