87511983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 129136896

約数和(自身を除く): 41624913

約数列:

[1, 3, 13, 39, 67, 107, 201, 313, 321, 871, 939, 1391, 2613, 4069, 4173, 7169, 12207, 20971, 21507, 33491, 62913, 93197, 100473, 272623, 279591, 435383, 817869, 1306149, 2243897, 6731691, 29170661, 87511983]

約数ペア:

[(1, 87511983), (3, 29170661), (13, 6731691), (39, 2243897), (67, 1306149), (107, 817869), (201, 435383), (313, 279591), (321, 272623), (871, 100473), (939, 93197), (1391, 62913), (2613, 33491), (4069, 21507), (4173, 20971), (7169, 12207)]