7399215

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2420

約数の個数: 32

約数和(自身を含む): 13731840

約数和(自身を除く): 6332625

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 2383, 3105, 7149, 11915, 21447, 35745, 54809, 64341, 107235, 164427, 274045, 321705, 493281, 822135, 1479843, 2466405, 7399215]

約数ペア:

[(1, 7399215), (3, 2466405), (5, 1479843), (9, 822135), (15, 493281), (23, 321705), (27, 274045), (45, 164427), (69, 107235), (115, 64341), (135, 54809), (207, 35745), (345, 21447), (621, 11915), (1035, 7149), (2383, 3105)]