15391948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 16783412

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 379, 572, 758, 781, 923, 1516, 1562, 1846, 3124, 3692, 4169, 4927, 8338, 9854, 10153, 16676, 19708, 20306, 26909, 40612, 53818, 54197, 107636, 108394, 216788, 295999, 349817, 591998, 699634, 1183996, 1399268, 3847987, 7695974, 15391948]

約数ペア:

[(1, 15391948), (2, 7695974), (4, 3847987), (11, 1399268), (13, 1183996), (22, 699634), (26, 591998), (44, 349817), (52, 295999), (71, 216788), (142, 108394), (143, 107636), (284, 54197), (286, 53818), (379, 40612), (572, 26909), (758, 20306), (781, 19708), (923, 16676), (1516, 10153), (1562, 9854), (1846, 8338), (3124, 4927), (3692, 4169)]