15581265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 32503680

約数和(自身を除く): 16922415

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 43, 49, 51, 85, 87, 105, 119, 129, 145, 147, 203, 215, 245, 255, 301, 357, 435, 493, 595, 609, 645, 731, 735, 833, 903, 1015, 1247, 1421, 1479, 1505, 1785, 2107, 2193, 2465, 2499, 3045, 3451, 3655, 3741, 4165, 4263, 4515, 5117, 6235, 6321, 7105, 7395, 8729, 10353, 10535, 10965, 12495, 15351, 17255, 18705, 21199, 21315, 24157, 25585, 26187, 31605, 35819, 43645, 51765, 61103, 63597, 72471, 76755, 105995, 107457, 120785, 130935, 148393, 179095, 183309, 305515, 317985, 362355, 445179, 537285, 741965, 916545, 1038751, 2225895, 3116253, 5193755, 15581265]

約数ペア:

[(1, 15581265), (3, 5193755), (5, 3116253), (7, 2225895), (15, 1038751), (17, 916545), (21, 741965), (29, 537285), (35, 445179), (43, 362355), (49, 317985), (51, 305515), (85, 183309), (87, 179095), (105, 148393), (119, 130935), (129, 120785), (145, 107457), (147, 105995), (203, 76755), (215, 72471), (245, 63597), (255, 61103), (301, 51765), (357, 43645), (435, 35819), (493, 31605), (595, 26187), (609, 25585), (645, 24157), (731, 21315), (735, 21199), (833, 18705), (903, 17255), (1015, 15351), (1247, 12495), (1421, 10965), (1479, 10535), (1505, 10353), (1785, 8729), (2107, 7395), (2193, 7105), (2465, 6321), (2499, 6235), (3045, 5117), (3451, 4515), (3655, 4263), (3741, 4165)]