663145938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{404851}}^1$

素因数の和:404879

約数の個数: 48

約数和(自身を含む): 1768393536

約数和(自身を除く): 1105247598

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 404851, 809702, 1214553, 2429106, 2833957, 3643659, 5263063, 5667914, 7287318, 8501871, 10526126, 15789189, 17003742, 25505613, 31578378, 36841441, 47367567, 51011226, 73682882, 94735134, 110524323, 221048646, 331572969, 663145938]

約数ペア:

[(1, 663145938), (2, 331572969), (3, 221048646), (6, 110524323), (7, 94735134), (9, 73682882), (13, 51011226), (14, 47367567), (18, 36841441), (21, 31578378), (26, 25505613), (39, 17003742), (42, 15789189), (63, 10526126), (78, 8501871), (91, 7287318), (117, 5667914), (126, 5263063), (182, 3643659), (234, 2833957), (273, 2429106), (546, 1214553), (819, 809702), (1638, 404851)]