7240215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28393}}^1$

素因数の和:28418

約数の個数: 16

約数和(自身を含む): 12266208

約数和(自身を除く): 5025993

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 28393, 85179, 141965, 425895, 482681, 1448043, 2413405, 7240215]

約数ペア:

[(1, 7240215), (3, 2413405), (5, 1448043), (15, 482681), (17, 425895), (51, 141965), (85, 85179), (255, 28393)]