81860016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243631}}^1$

素因数の和:243649

約数の個数: 40

約数和(自身を含む): 241682944

約数和(自身を除く): 159822928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243631, 487262, 730893, 974524, 1461786, 1705417, 1949048, 2923572, 3410834, 3898096, 5116251, 5847144, 6821668, 10232502, 11694288, 13643336, 20465004, 27286672, 40930008, 81860016]

約数ペア:

[(1, 81860016), (2, 40930008), (3, 27286672), (4, 20465004), (6, 13643336), (7, 11694288), (8, 10232502), (12, 6821668), (14, 5847144), (16, 5116251), (21, 3898096), (24, 3410834), (28, 2923572), (42, 1949048), (48, 1705417), (56, 1461786), (84, 974524), (112, 730893), (168, 487262), (336, 243631)]