291260385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21647}}^1$

素因数の和:21694

約数の個数: 48

約数和(自身を含む): 567350784

約数和(自身を除く): 276090399

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 21647, 64941, 108235, 194823, 281411, 324705, 497881, 844233, 974115, 1407055, 1493643, 2489405, 2532699, 4221165, 4480929, 6472453, 7468215, 12663495, 19417359, 22404645, 32362265, 58252077, 97086795, 291260385]

約数ペア:

[(1, 291260385), (3, 97086795), (5, 58252077), (9, 32362265), (13, 22404645), (15, 19417359), (23, 12663495), (39, 7468215), (45, 6472453), (65, 4480929), (69, 4221165), (115, 2532699), (117, 2489405), (195, 1493643), (207, 1407055), (299, 974115), (345, 844233), (585, 497881), (897, 324705), (1035, 281411), (1495, 194823), (2691, 108235), (4485, 64941), (13455, 21647)]