2497215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2341185

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1399, 1785, 4197, 6995, 9793, 20985, 23783, 29379, 48965, 71349, 118915, 146895, 166481, 356745, 499443, 832405, 2497215]

約数ペア:

[(1, 2497215), (3, 832405), (5, 499443), (7, 356745), (15, 166481), (17, 146895), (21, 118915), (35, 71349), (51, 48965), (85, 29379), (105, 23783), (119, 20985), (255, 9793), (357, 6995), (595, 4197), (1399, 1785)]