81468488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13931}}^1$

素因数の和:13997

約数の個数: 32

約数和(自身を含む): 165512160

約数和(自身を除く): 84043672

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 5848, 13931, 27862, 55724, 111448, 236827, 473654, 599033, 947308, 1198066, 1894616, 2396132, 4792264, 10183561, 20367122, 40734244, 81468488]

約数ペア:

[(1, 81468488), (2, 40734244), (4, 20367122), (8, 10183561), (17, 4792264), (34, 2396132), (43, 1894616), (68, 1198066), (86, 947308), (136, 599033), (172, 473654), (344, 236827), (731, 111448), (1462, 55724), (2924, 27862), (5848, 13931)]