817997961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{21611}}^1$

素因数の和:21693

約数の個数: 32

約数和(自身を含む): 1261449216

約数和(自身を除く): 443451255

約数列:

[1, 3, 11, 31, 33, 37, 93, 111, 341, 407, 1023, 1147, 1221, 3441, 12617, 21611, 37851, 64833, 237721, 669941, 713163, 799607, 2009823, 2398821, 7369351, 8795677, 22108053, 24787817, 26387031, 74363451, 272665987, 817997961]

約数ペア:

[(1, 817997961), (3, 272665987), (11, 74363451), (31, 26387031), (33, 24787817), (37, 22108053), (93, 8795677), (111, 7369351), (341, 2398821), (407, 2009823), (1023, 799607), (1147, 713163), (1221, 669941), (3441, 237721), (12617, 64833), (21611, 37851)]