331003712

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20939}}^1$

素因数の和:20983

約数の個数: 56

約数和(自身を含む): 744626400

約数和(自身を除く): 413622688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 20939, 41878, 83756, 167512, 272207, 335024, 397841, 544414, 670048, 795682, 1088828, 1340096, 1591364, 2177656, 3182728, 4355312, 5171933, 6365456, 8710624, 10343866, 12730912, 17421248, 20687732, 25461824, 41375464, 82750928, 165501856, 331003712]

約数ペア:

[(1, 331003712), (2, 165501856), (4, 82750928), (8, 41375464), (13, 25461824), (16, 20687732), (19, 17421248), (26, 12730912), (32, 10343866), (38, 8710624), (52, 6365456), (64, 5171933), (76, 4355312), (104, 3182728), (152, 2177656), (208, 1591364), (247, 1340096), (304, 1088828), (416, 795682), (494, 670048), (608, 544414), (832, 397841), (988, 335024), (1216, 272207), (1976, 167512), (3952, 83756), (7904, 41878), (15808, 20939)]