28815270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3061

約数の個数: 64

約数和(自身を含む): 78071040

約数和(自身を除く): 49255770

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 3011, 3190, 4785, 6022, 9033, 9570, 15055, 18066, 30110, 33121, 45165, 66242, 87319, 90330, 99363, 165605, 174638, 198726, 261957, 331210, 436595, 496815, 523914, 873190, 960509, 993630, 1309785, 1921018, 2619570, 2881527, 4802545, 5763054, 9605090, 14407635, 28815270]

約数ペア:

[(1, 28815270), (2, 14407635), (3, 9605090), (5, 5763054), (6, 4802545), (10, 2881527), (11, 2619570), (15, 1921018), (22, 1309785), (29, 993630), (30, 960509), (33, 873190), (55, 523914), (58, 496815), (66, 436595), (87, 331210), (110, 261957), (145, 198726), (165, 174638), (174, 165605), (290, 99363), (319, 90330), (330, 87319), (435, 66242), (638, 45165), (870, 33121), (957, 30110), (1595, 18066), (1914, 15055), (3011, 9570), (3190, 9033), (4785, 6022)]