2802975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 5594880

約数和(自身を除く): 2791905

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 281, 285, 399, 475, 525, 665, 843, 1405, 1425, 1967, 1995, 3325, 4215, 5339, 5901, 7025, 9835, 9975, 16017, 21075, 26695, 29505, 37373, 49175, 80085, 112119, 133475, 147525, 186865, 400425, 560595, 934325, 2802975]

約数ペア:

[(1, 2802975), (3, 934325), (5, 560595), (7, 400425), (15, 186865), (19, 147525), (21, 133475), (25, 112119), (35, 80085), (57, 49175), (75, 37373), (95, 29505), (105, 26695), (133, 21075), (175, 16017), (281, 9975), (285, 9835), (399, 7025), (475, 5901), (525, 5339), (665, 4215), (843, 3325), (1405, 1995), (1425, 1967)]