291226287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1231}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 434294784

約数和(自身を除く): 143068497

約数列:

[1, 3, 11, 33, 67, 107, 201, 321, 737, 1177, 1231, 2211, 3531, 3693, 7169, 13541, 21507, 40623, 78859, 82477, 131717, 236577, 247431, 395151, 907247, 1448887, 2721741, 4346661, 8825039, 26475117, 97075429, 291226287]

約数ペア:

[(1, 291226287), (3, 97075429), (11, 26475117), (33, 8825039), (67, 4346661), (107, 2721741), (201, 1448887), (321, 907247), (737, 395151), (1177, 247431), (1231, 236577), (2211, 131717), (3531, 82477), (3693, 78859), (7169, 40623), (13541, 21507)]