221702728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{9391}}^1$

素因数の和:9637

約数の個数: 32

約数和(自身を含む): 449688960

約数和(自身を除く): 227986232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 227, 454, 908, 1816, 2951, 5902, 9391, 11804, 18782, 23608, 37564, 75128, 122083, 244166, 488332, 976664, 2131757, 4263514, 8527028, 17054056, 27712841, 55425682, 110851364, 221702728]

約数ペア:

[(1, 221702728), (2, 110851364), (4, 55425682), (8, 27712841), (13, 17054056), (26, 8527028), (52, 4263514), (104, 2131757), (227, 976664), (454, 488332), (908, 244166), (1816, 122083), (2951, 75128), (5902, 37564), (9391, 23608), (11804, 18782)]