2782845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 5346432

約数和(自身を除く): 2563587

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 67, 71, 117, 195, 201, 213, 335, 355, 585, 603, 639, 871, 923, 1005, 1065, 2613, 2769, 3015, 3195, 4355, 4615, 4757, 7839, 8307, 13065, 13845, 14271, 23785, 39195, 41535, 42813, 61841, 71355, 185523, 214065, 309205, 556569, 927615, 2782845]

約数ペア:

[(1, 2782845), (3, 927615), (5, 556569), (9, 309205), (13, 214065), (15, 185523), (39, 71355), (45, 61841), (65, 42813), (67, 41535), (71, 39195), (117, 23785), (195, 14271), (201, 13845), (213, 13065), (335, 8307), (355, 7839), (585, 4757), (603, 4615), (639, 4355), (871, 3195), (923, 3015), (1005, 2769), (1065, 2613)]