23987565

素因数分解:

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

素因数の和:570

約数の個数: 48

約数和(自身を含む): 47863296

約数和(自身を除く): 23875731

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 271, 281, 315, 813, 843, 1355, 1405, 1897, 1967, 2439, 2529, 4065, 4215, 5691, 5901, 9485, 9835, 12195, 12645, 17073, 17703, 28455, 29505, 76151, 85365, 88515, 228453, 380755, 533057, 685359, 1142265, 1599171, 2665285, 3426795, 4797513, 7995855, 23987565]

約数ペア:

[(1, 23987565), (3, 7995855), (5, 4797513), (7, 3426795), (9, 2665285), (15, 1599171), (21, 1142265), (35, 685359), (45, 533057), (63, 380755), (105, 228453), (271, 88515), (281, 85365), (315, 76151), (813, 29505), (843, 28455), (1355, 17703), (1405, 17073), (1897, 12645), (1967, 12195), (2439, 9835), (2529, 9485), (4065, 5901), (4215, 5691)]