1421428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 2671200

約数和(自身を除く): 1249772

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 317, 634, 1121, 1268, 2242, 4484, 6023, 12046, 18703, 24092, 37406, 74812, 355357, 710714, 1421428]

約数ペア:

[(1, 1421428), (2, 710714), (4, 355357), (19, 74812), (38, 37406), (59, 24092), (76, 18703), (118, 12046), (236, 6023), (317, 4484), (634, 2242), (1121, 1268)]