1293490624

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{21031}}^1$

素因数の和:21105

約数の個数: 42

約数和(自身を含む): 2652366552

約数和(自身を除く): 1358875928

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 7688, 15376, 21031, 30752, 42062, 61504, 84124, 168248, 336496, 651961, 672992, 1303922, 1345984, 2607844, 5215688, 10431376, 20210791, 20862752, 40421582, 41725504, 80843164, 161686328, 323372656, 646745312, 1293490624]

約数ペア:

[(1, 1293490624), (2, 646745312), (4, 323372656), (8, 161686328), (16, 80843164), (31, 41725504), (32, 40421582), (62, 20862752), (64, 20210791), (124, 10431376), (248, 5215688), (496, 2607844), (961, 1345984), (992, 1303922), (1922, 672992), (1984, 651961), (3844, 336496), (7688, 168248), (15376, 84124), (21031, 61504), (30752, 42062)]