16355565

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 13521555

約数列:

[1, 3, 5, 9, 15, 29, 45, 83, 87, 145, 151, 249, 261, 415, 435, 453, 747, 755, 1245, 1305, 1359, 2265, 2407, 3735, 4379, 6795, 7221, 12035, 12533, 13137, 21663, 21895, 36105, 37599, 39411, 62665, 65685, 108315, 112797, 187995, 197055, 363457, 563985, 1090371, 1817285, 3271113, 5451855, 16355565]

約数ペア:

[(1, 16355565), (3, 5451855), (5, 3271113), (9, 1817285), (15, 1090371), (29, 563985), (45, 363457), (83, 197055), (87, 187995), (145, 112797), (151, 108315), (249, 65685), (261, 62665), (415, 39411), (435, 37599), (453, 36105), (747, 21895), (755, 21663), (1245, 13137), (1305, 12533), (1359, 12035), (2265, 7221), (2407, 6795), (3735, 4379)]