643121543168

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1271353}}^1$

素因数の和:1271407

約数の個数: 96

約数和(自身を含む): 1457734496400

約数和(自身を除く): 814612953232

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 608, 832, 988, 1024, 1216, 1664, 1976, 2048, 2432, 3328, 3952, 4864, 6656, 7904, 9728, 13312, 15808, 19456, 26624, 31616, 38912, 63232, 126464, 252928, 505856, 1271353, 2542706, 5085412, 10170824, 16527589, 20341648, 24155707, 33055178, 40683296, 48311414, 66110356, 81366592, 96622828, 132220712, 162733184, 193245656, 264441424, 314024191, 325466368, 386491312, 528882848, 628048382, 650932736, 772982624, 1057765696, 1256096764, 1301865472, 1545965248, 2115531392, 2512193528, 2603730944, 3091930496, 4231062784, 5024387056, 6183860992, 8462125568, 10048774112, 12367721984, 16924251136, 20097548224, 24735443968, 33848502272, 40195096448, 49470887936, 80390192896, 160780385792, 321560771584, 643121543168]

約数ペア:

[(1, 643121543168), (2, 321560771584), (4, 160780385792), (8, 80390192896), (13, 49470887936), (16, 40195096448), (19, 33848502272), (26, 24735443968), (32, 20097548224), (38, 16924251136), (52, 12367721984), (64, 10048774112), (76, 8462125568), (104, 6183860992), (128, 5024387056), (152, 4231062784), (208, 3091930496), (247, 2603730944), (256, 2512193528), (304, 2115531392), (416, 1545965248), (494, 1301865472), (512, 1256096764), (608, 1057765696), (832, 772982624), (988, 650932736), (1024, 628048382), (1216, 528882848), (1664, 386491312), (1976, 325466368), (2048, 314024191), (2432, 264441424), (3328, 193245656), (3952, 162733184), (4864, 132220712), (6656, 96622828), (7904, 81366592), (9728, 66110356), (13312, 48311414), (15808, 40683296), (19456, 33055178), (26624, 24155707), (31616, 20341648), (38912, 16527589), (63232, 10170824), (126464, 5085412), (252928, 2542706), (505856, 1271353)]