321019712

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1601}}^1$

素因数の和:1867

約数の個数: 56

約数和(自身を含む): 689302152

約数和(自身を除く): 368282440

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 241, 416, 482, 832, 964, 1601, 1928, 3133, 3202, 3856, 6266, 6404, 7712, 12532, 12808, 15424, 20813, 25064, 25616, 41626, 50128, 51232, 83252, 100256, 102464, 166504, 200512, 333008, 385841, 666016, 771682, 1332032, 1543364, 3086728, 5015933, 6173456, 10031866, 12346912, 20063732, 24693824, 40127464, 80254928, 160509856, 321019712]

約数ペア:

[(1, 321019712), (2, 160509856), (4, 80254928), (8, 40127464), (13, 24693824), (16, 20063732), (26, 12346912), (32, 10031866), (52, 6173456), (64, 5015933), (104, 3086728), (208, 1543364), (241, 1332032), (416, 771682), (482, 666016), (832, 385841), (964, 333008), (1601, 200512), (1928, 166504), (3133, 102464), (3202, 100256), (3856, 83252), (6266, 51232), (6404, 50128), (7712, 41626), (12532, 25616), (12808, 25064), (15424, 20813)]