67899255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 120821760

約数和(自身を除く): 52922505

約数列:

[1, 3, 5, 15, 19, 37, 47, 57, 95, 111, 137, 141, 185, 235, 285, 411, 555, 685, 703, 705, 893, 1739, 2055, 2109, 2603, 2679, 3515, 4465, 5069, 5217, 6439, 7809, 8695, 10545, 13015, 13395, 15207, 19317, 25345, 26085, 32195, 33041, 39045, 76035, 96311, 96585, 99123, 122341, 165205, 238243, 288933, 367023, 481555, 495615, 611705, 714729, 1191215, 1444665, 1835115, 3573645, 4526617, 13579851, 22633085, 67899255]

約数ペア:

[(1, 67899255), (3, 22633085), (5, 13579851), (15, 4526617), (19, 3573645), (37, 1835115), (47, 1444665), (57, 1191215), (95, 714729), (111, 611705), (137, 495615), (141, 481555), (185, 367023), (235, 288933), (285, 238243), (411, 165205), (555, 122341), (685, 99123), (703, 96585), (705, 96311), (893, 76035), (1739, 39045), (2055, 33041), (2109, 32195), (2603, 26085), (2679, 25345), (3515, 19317), (4465, 15207), (5069, 13395), (5217, 13015), (6439, 10545), (7809, 8695)]