11909895

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 19782144

約数和(自身を除く): 7872249

約数列:

[1, 3, 5, 15, 53, 71, 159, 211, 213, 265, 355, 633, 795, 1055, 1065, 3165, 3763, 11183, 11289, 14981, 18815, 33549, 44943, 55915, 56445, 74905, 167745, 224715, 793993, 2381979, 3969965, 11909895]

約数ペア:

[(1, 11909895), (3, 3969965), (5, 2381979), (15, 793993), (53, 224715), (71, 167745), (159, 74905), (211, 56445), (213, 55915), (265, 44943), (355, 33549), (633, 18815), (795, 14981), (1055, 11289), (1065, 11183), (3165, 3763)]