398528

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:504

約数の個数: 28

約数和(自身を含む): 853440

約数和(自身を除く): 454912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 479, 832, 958, 1916, 3832, 6227, 7664, 12454, 15328, 24908, 30656, 49816, 99632, 199264, 398528]

約数ペア:

[(1, 398528), (2, 199264), (4, 99632), (8, 49816), (13, 30656), (16, 24908), (26, 15328), (32, 12454), (52, 7664), (64, 6227), (104, 3832), (208, 1916), (416, 958), (479, 832)]