3919839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 6635520

約数和(自身を除く): 2715681

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 239, 497, 717, 781, 1491, 1673, 2343, 2629, 5019, 5467, 7887, 16401, 16969, 18403, 50907, 55209, 118783, 186659, 356349, 559977, 1306613, 3919839]

約数ペア:

[(1, 3919839), (3, 1306613), (7, 559977), (11, 356349), (21, 186659), (33, 118783), (71, 55209), (77, 50907), (213, 18403), (231, 16969), (239, 16401), (497, 7887), (717, 5467), (781, 5019), (1491, 2629), (1673, 2343)]