201468837

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 291225600

約数和(自身を除く): 89756763

約数列:

[1, 3, 19, 47, 57, 141, 157, 471, 479, 893, 1437, 2679, 2983, 7379, 8949, 9101, 22137, 22513, 27303, 67539, 75203, 140201, 225609, 420603, 427747, 1283241, 1428857, 3534541, 4286571, 10603623, 67156279, 201468837]

約数ペア:

[(1, 201468837), (3, 67156279), (19, 10603623), (47, 4286571), (57, 3534541), (141, 1428857), (157, 1283241), (471, 427747), (479, 420603), (893, 225609), (1437, 140201), (2679, 75203), (2983, 67539), (7379, 27303), (8949, 22513), (9101, 22137)]