23709855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 42163200

約数和(自身を除く): 18453345

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 169, 195, 199, 235, 507, 597, 611, 705, 845, 995, 1833, 2535, 2587, 2985, 3055, 7761, 7943, 9165, 9353, 12935, 23829, 28059, 33631, 38805, 39715, 46765, 100893, 119145, 121589, 140295, 168155, 364767, 504465, 607945, 1580657, 1823835, 4741971, 7903285, 23709855]

約数ペア:

[(1, 23709855), (3, 7903285), (5, 4741971), (13, 1823835), (15, 1580657), (39, 607945), (47, 504465), (65, 364767), (141, 168155), (169, 140295), (195, 121589), (199, 119145), (235, 100893), (507, 46765), (597, 39715), (611, 38805), (705, 33631), (845, 28059), (995, 23829), (1833, 12935), (2535, 9353), (2587, 9165), (2985, 7943), (3055, 7761)]