68261985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 129841920

約数和(自身を除く): 61579935

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 495, 577, 717, 1195, 1731, 2151, 2629, 2885, 3585, 5193, 6347, 7887, 8655, 10755, 13145, 19041, 23661, 25965, 31735, 39435, 57123, 95205, 118305, 137903, 285615, 413709, 689515, 1241127, 1516933, 2068545, 4550799, 6205635, 7584665, 13652397, 22753995, 68261985]

約数ペア:

[(1, 68261985), (3, 22753995), (5, 13652397), (9, 7584665), (11, 6205635), (15, 4550799), (33, 2068545), (45, 1516933), (55, 1241127), (99, 689515), (165, 413709), (239, 285615), (495, 137903), (577, 118305), (717, 95205), (1195, 57123), (1731, 39435), (2151, 31735), (2629, 25965), (2885, 23661), (3585, 19041), (5193, 13145), (6347, 10755), (7887, 8655)]