12756982017

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1\times {\mathrm{2357}}^1$

素因数の和:3777

約数の個数: 32

約数和(自身を含む): 18511016832

約数和(自身を除く): 5754034815

約数列:

[1, 3, 13, 39, 107, 321, 1297, 1391, 2357, 3891, 4173, 7071, 16861, 30641, 50583, 91923, 138779, 252199, 416337, 756597, 1804127, 3057029, 3278587, 5412381, 9171087, 9835761, 39741377, 119224131, 327102103, 981306309, 4252327339, 12756982017]

約数ペア:

[(1, 12756982017), (3, 4252327339), (13, 981306309), (39, 327102103), (107, 119224131), (321, 39741377), (1297, 9835761), (1391, 9171087), (2357, 5412381), (3891, 3278587), (4173, 3057029), (7071, 1804127), (16861, 756597), (30641, 416337), (50583, 252199), (91923, 138779)]