1649024

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1018

約数の個数: 32

約数和(自身を含む): 3541440

約数和(自身を除く): 1892416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 991, 1664, 1982, 3964, 7928, 12883, 15856, 25766, 31712, 51532, 63424, 103064, 126848, 206128, 412256, 824512, 1649024]

約数ペア:

[(1, 1649024), (2, 824512), (4, 412256), (8, 206128), (13, 126848), (16, 103064), (26, 63424), (32, 51532), (52, 31712), (64, 25766), (104, 15856), (128, 12883), (208, 7928), (416, 3964), (832, 1982), (991, 1664)]