412256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1014

約数の個数: 24

約数和(自身を含む): 874944

約数和(自身を除く): 462688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 991, 1982, 3964, 7928, 12883, 15856, 25766, 31712, 51532, 103064, 206128, 412256]

約数ペア:

[(1, 412256), (2, 206128), (4, 103064), (8, 51532), (13, 31712), (16, 25766), (26, 15856), (32, 12883), (52, 7928), (104, 3964), (208, 1982), (416, 991)]