75975015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 128563200

約数和(自身を除く): 52588185

約数列:

[1, 3, 5, 15, 19, 57, 95, 269, 285, 807, 991, 1345, 2973, 4035, 4955, 5111, 14865, 15333, 18829, 25555, 56487, 76665, 94145, 266579, 282435, 799737, 1332895, 3998685, 5065001, 15195003, 25325005, 75975015]

約数ペア:

[(1, 75975015), (3, 25325005), (5, 15195003), (15, 5065001), (19, 3998685), (57, 1332895), (95, 799737), (269, 282435), (285, 266579), (807, 94145), (991, 76665), (1345, 56487), (2973, 25555), (4035, 18829), (4955, 15333), (5111, 14865)]