128511735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 234178560

約数和(自身を除く): 105666825

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 59, 129, 165, 177, 215, 295, 307, 473, 645, 649, 885, 921, 1419, 1535, 1947, 2365, 2537, 3245, 3377, 4605, 7095, 7611, 9735, 10131, 12685, 13201, 16885, 18113, 27907, 38055, 39603, 50655, 54339, 66005, 83721, 90565, 139535, 145211, 198015, 199243, 271695, 418605, 435633, 597729, 726055, 778859, 996215, 2178165, 2336577, 2988645, 3894295, 8567449, 11682885, 25702347, 42837245, 128511735]

約数ペア:

[(1, 128511735), (3, 42837245), (5, 25702347), (11, 11682885), (15, 8567449), (33, 3894295), (43, 2988645), (55, 2336577), (59, 2178165), (129, 996215), (165, 778859), (177, 726055), (215, 597729), (295, 435633), (307, 418605), (473, 271695), (645, 199243), (649, 198015), (885, 145211), (921, 139535), (1419, 90565), (1535, 83721), (1947, 66005), (2365, 54339), (2537, 50655), (3245, 39603), (3377, 38055), (4605, 27907), (7095, 18113), (7611, 16885), (9735, 13201), (10131, 12685)]