28818015

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 18598305

約数列:

[1, 3, 5, 15, 79, 83, 237, 249, 293, 395, 415, 879, 1185, 1245, 1465, 4395, 6557, 19671, 23147, 24319, 32785, 69441, 72957, 98355, 115735, 121595, 347205, 364785, 1921201, 5763603, 9606005, 28818015]

約数ペア:

[(1, 28818015), (3, 9606005), (5, 5763603), (15, 1921201), (79, 364785), (83, 347205), (237, 121595), (249, 115735), (293, 98355), (395, 72957), (415, 69441), (879, 32785), (1185, 24319), (1245, 23147), (1465, 19671), (4395, 6557)]