266439915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{281947}}^1$

素因数の和:281968

約数の個数: 32

約数和(自身を含む): 541340160

約数和(自身を除く): 274900245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 281947, 845841, 1409735, 1973629, 2537523, 4229205, 5920887, 7612569, 9868145, 12687615, 17762661, 29604435, 38062845, 53287983, 88813305, 266439915]

約数ペア:

[(1, 266439915), (3, 88813305), (5, 53287983), (7, 38062845), (9, 29604435), (15, 17762661), (21, 12687615), (27, 9868145), (35, 7612569), (45, 5920887), (63, 4229205), (105, 2537523), (135, 1973629), (189, 1409735), (315, 845841), (945, 281947)]