64491687

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5927}}^1$

素因数の和:5980

約数の個数: 32

約数和(自身を含む): 106229760

約数和(自身を除く): 41738073

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 3627, 5927, 10881, 17781, 53343, 77051, 160029, 183737, 231153, 551211, 693459, 1653633, 2080377, 2388581, 4960899, 7165743, 21497229, 64491687]

約数ペア:

[(1, 64491687), (3, 21497229), (9, 7165743), (13, 4960899), (27, 2388581), (31, 2080377), (39, 1653633), (93, 693459), (117, 551211), (279, 231153), (351, 183737), (403, 160029), (837, 77051), (1209, 53343), (3627, 17781), (5927, 10881)]