28028528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2333

約数の個数: 40

約数和(自身を含む): 60103296

約数和(自身を除く): 32074768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 2243, 3124, 4486, 6248, 8972, 12496, 17944, 24673, 35888, 49346, 98692, 159253, 197384, 318506, 394768, 637012, 1274024, 1751783, 2548048, 3503566, 7007132, 14014264, 28028528]

約数ペア:

[(1, 28028528), (2, 14014264), (4, 7007132), (8, 3503566), (11, 2548048), (16, 1751783), (22, 1274024), (44, 637012), (71, 394768), (88, 318506), (142, 197384), (176, 159253), (284, 98692), (568, 49346), (781, 35888), (1136, 24673), (1562, 17944), (2243, 12496), (3124, 8972), (4486, 6248)]