1331442944

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3739}}^1$

素因数の和:3875

約数の個数: 72

約数和(自身を含む): 2889643680

約数和(自身を除く): 1558200736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 208, 214, 256, 416, 428, 832, 856, 1391, 1664, 1712, 2782, 3328, 3424, 3739, 5564, 6848, 7478, 11128, 13696, 14956, 22256, 27392, 29912, 44512, 48607, 59824, 89024, 97214, 119648, 178048, 194428, 239296, 356096, 388856, 400073, 478592, 777712, 800146, 957184, 1555424, 1600292, 3110848, 3200584, 5200949, 6221696, 6401168, 10401898, 12443392, 12802336, 20803796, 25604672, 41607592, 51209344, 83215184, 102418688, 166430368, 332860736, 665721472, 1331442944]

約数ペア:

[(1, 1331442944), (2, 665721472), (4, 332860736), (8, 166430368), (13, 102418688), (16, 83215184), (26, 51209344), (32, 41607592), (52, 25604672), (64, 20803796), (104, 12802336), (107, 12443392), (128, 10401898), (208, 6401168), (214, 6221696), (256, 5200949), (416, 3200584), (428, 3110848), (832, 1600292), (856, 1555424), (1391, 957184), (1664, 800146), (1712, 777712), (2782, 478592), (3328, 400073), (3424, 388856), (3739, 356096), (5564, 239296), (6848, 194428), (7478, 178048), (11128, 119648), (13696, 97214), (14956, 89024), (22256, 59824), (27392, 48607), (29912, 44512)]