242643555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 528353280

約数和(自身を除く): 285709725

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 239, 293, 315, 385, 495, 693, 717, 879, 1155, 1195, 1465, 1673, 2051, 2151, 2629, 2637, 3223, 3465, 3585, 4395, 5019, 6153, 7887, 8365, 9669, 10255, 10755, 13145, 13185, 15057, 16115, 18403, 18459, 22561, 23661, 25095, 29007, 30765, 39435, 48345, 55209, 67683, 70027, 75285, 92015, 92295, 112805, 118305, 145035, 165627, 203049, 210081, 276045, 338415, 350135, 490189, 630243, 770297, 828135, 1015245, 1050405, 1470567, 2310891, 2450945, 3151215, 3851485, 4411701, 5392079, 6932673, 7352835, 11554455, 16176237, 22058505, 26960395, 34663365, 48528711, 80881185, 242643555]

約数ペア:

[(1, 242643555), (3, 80881185), (5, 48528711), (7, 34663365), (9, 26960395), (11, 22058505), (15, 16176237), (21, 11554455), (33, 7352835), (35, 6932673), (45, 5392079), (55, 4411701), (63, 3851485), (77, 3151215), (99, 2450945), (105, 2310891), (165, 1470567), (231, 1050405), (239, 1015245), (293, 828135), (315, 770297), (385, 630243), (495, 490189), (693, 350135), (717, 338415), (879, 276045), (1155, 210081), (1195, 203049), (1465, 165627), (1673, 145035), (2051, 118305), (2151, 112805), (2629, 92295), (2637, 92015), (3223, 75285), (3465, 70027), (3585, 67683), (4395, 55209), (5019, 48345), (6153, 39435), (7887, 30765), (8365, 29007), (9669, 25095), (10255, 23661), (10755, 22561), (13145, 18459), (13185, 18403), (15057, 16115)]