1993446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 5320224

約数和(自身を除く): 3326778

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, 1217, 1638, 2434, 3651, 7302, 8519, 10953, 15821, 17038, 21906, 25557, 31642, 47463, 51114, 76671, 94926, 110747, 142389, 153342, 221494, 284778, 332241, 664482, 996723, 1993446]

約数ペア:

[(1, 1993446), (2, 996723), (3, 664482), (6, 332241), (7, 284778), (9, 221494), (13, 153342), (14, 142389), (18, 110747), (21, 94926), (26, 76671), (39, 51114), (42, 47463), (63, 31642), (78, 25557), (91, 21906), (117, 17038), (126, 15821), (182, 10953), (234, 8519), (273, 7302), (546, 3651), (819, 2434), (1217, 1638)]