72705045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16103}}^1$

素因数の和:16161

約数の個数: 32

約数和(自身を含む): 136046592

約数和(自身を除く): 63341547

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 16103, 48309, 80515, 112721, 241545, 338163, 563605, 692429, 1690815, 2077287, 3462145, 4847003, 10386435, 14541009, 24235015, 72705045]

約数ペア:

[(1, 72705045), (3, 24235015), (5, 14541009), (7, 10386435), (15, 4847003), (21, 3462145), (35, 2077287), (43, 1690815), (105, 692429), (129, 563605), (215, 338163), (301, 241545), (645, 112721), (903, 80515), (1505, 48309), (4515, 16103)]