7278225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1831}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 12267072

約数和(自身を除く): 4988847

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 1831, 3975, 5493, 9155, 27465, 45775, 97043, 137325, 291129, 485215, 1455645, 2426075, 7278225]

約数ペア:

[(1, 7278225), (3, 2426075), (5, 1455645), (15, 485215), (25, 291129), (53, 137325), (75, 97043), (159, 45775), (265, 27465), (795, 9155), (1325, 5493), (1831, 3975)]