69678165

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 114135552

約数和(自身を除く): 44457387

約数列:

[1, 3, 5, 15, 61, 183, 271, 281, 305, 813, 843, 915, 1355, 1405, 4065, 4215, 16531, 17141, 49593, 51423, 76151, 82655, 85705, 228453, 247965, 257115, 380755, 1142265, 4645211, 13935633, 23226055, 69678165]

約数ペア:

[(1, 69678165), (3, 23226055), (5, 13935633), (15, 4645211), (61, 1142265), (183, 380755), (271, 257115), (281, 247965), (305, 228453), (813, 85705), (843, 82655), (915, 76151), (1355, 51423), (1405, 49593), (4065, 17141), (4215, 16531)]