31311212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 60455808

約数和(自身を除く): 29144596

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 97, 101, 188, 194, 202, 388, 404, 799, 1598, 1649, 1717, 3196, 3298, 3434, 4559, 4747, 6596, 6868, 9118, 9494, 9797, 18236, 18988, 19594, 39188, 77503, 80699, 155006, 161398, 166549, 310012, 322796, 333098, 460459, 666196, 920918, 1841836, 7827803, 15655606, 31311212]

約数ペア:

[(1, 31311212), (2, 15655606), (4, 7827803), (17, 1841836), (34, 920918), (47, 666196), (68, 460459), (94, 333098), (97, 322796), (101, 310012), (188, 166549), (194, 161398), (202, 155006), (388, 80699), (404, 77503), (799, 39188), (1598, 19594), (1649, 18988), (1717, 18236), (3196, 9797), (3298, 9494), (3434, 9118), (4559, 6868), (4747, 6596)]