39979275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 76090368

約数和(自身を除く): 36111093

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 271, 281, 525, 813, 843, 1355, 1405, 1897, 1967, 4065, 4215, 5691, 5901, 6775, 7025, 9485, 9835, 20325, 21075, 28455, 29505, 47425, 49175, 76151, 142275, 147525, 228453, 380755, 533057, 1142265, 1599171, 1903775, 2665285, 5711325, 7995855, 13326425, 39979275]

約数ペア:

[(1, 39979275), (3, 13326425), (5, 7995855), (7, 5711325), (15, 2665285), (21, 1903775), (25, 1599171), (35, 1142265), (75, 533057), (105, 380755), (175, 228453), (271, 147525), (281, 142275), (525, 76151), (813, 49175), (843, 47425), (1355, 29505), (1405, 28455), (1897, 21075), (1967, 20325), (4065, 9835), (4215, 9485), (5691, 7025), (5901, 6775)]