28212856

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8539}}^1$

素因数の和:8611

約数の個数: 32

約数和(自身を含む): 61488000

約数和(自身を除く): 33275144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 8539, 17078, 34156, 59773, 68312, 119546, 239092, 478184, 503801, 1007602, 2015204, 3526607, 4030408, 7053214, 14106428, 28212856]

約数ペア:

[(1, 28212856), (2, 14106428), (4, 7053214), (7, 4030408), (8, 3526607), (14, 2015204), (28, 1007602), (56, 503801), (59, 478184), (118, 239092), (236, 119546), (413, 68312), (472, 59773), (826, 34156), (1652, 17078), (3304, 8539)]