28357888

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{8521}}^1$

素因数の和:8550

約数の個数: 36

約数和(自身を含む): 60966388

約数和(自身を除く): 32608500

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 8521, 17042, 34084, 68168, 110773, 136336, 221546, 272672, 443092, 545344, 886184, 1090688, 1772368, 2181376, 3544736, 7089472, 14178944, 28357888]

約数ペア:

[(1, 28357888), (2, 14178944), (4, 7089472), (8, 3544736), (13, 2181376), (16, 1772368), (26, 1090688), (32, 886184), (52, 545344), (64, 443092), (104, 272672), (128, 221546), (208, 136336), (256, 110773), (416, 68168), (832, 34084), (1664, 17042), (3328, 8521)]