16781388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 42641760

約数和(自身を除く): 25860372

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 156, 194, 291, 388, 582, 1109, 1164, 1261, 2218, 2522, 3327, 3783, 4436, 5044, 6654, 7566, 13308, 14417, 15132, 28834, 43251, 57668, 86502, 107573, 173004, 215146, 322719, 430292, 645438, 1290876, 1398449, 2796898, 4195347, 5593796, 8390694, 16781388]

約数ペア:

[(1, 16781388), (2, 8390694), (3, 5593796), (4, 4195347), (6, 2796898), (12, 1398449), (13, 1290876), (26, 645438), (39, 430292), (52, 322719), (78, 215146), (97, 173004), (156, 107573), (194, 86502), (291, 57668), (388, 43251), (582, 28834), (1109, 15132), (1164, 14417), (1261, 13308), (2218, 7566), (2522, 6654), (3327, 5044), (3783, 4436)]