64919361

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 96380928

約数和(自身を除く): 31461567

約数列:

[1, 3, 13, 39, 47, 107, 141, 321, 331, 611, 993, 1391, 1833, 4173, 4303, 5029, 12909, 15087, 15557, 35417, 46671, 65377, 106251, 196131, 202241, 460421, 606723, 1381263, 1664599, 4993797, 21639787, 64919361]

約数ペア:

[(1, 64919361), (3, 21639787), (13, 4993797), (39, 1664599), (47, 1381263), (107, 606723), (141, 460421), (321, 202241), (331, 196131), (611, 106251), (993, 65377), (1391, 46671), (1833, 35417), (4173, 15557), (4303, 15087), (5029, 12909)]