131330355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 242040960

約数和(自身を除く): 110710605

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 173, 195, 221, 229, 255, 519, 663, 687, 865, 1105, 1145, 2249, 2595, 2941, 2977, 3315, 3435, 3893, 6747, 8823, 8931, 11245, 11679, 14705, 14885, 19465, 33735, 38233, 39617, 44115, 44655, 50609, 58395, 114699, 118851, 151827, 191165, 198085, 253045, 515021, 573495, 594255, 673489, 759135, 1545063, 2020467, 2575105, 3367445, 7725315, 8755357, 10102335, 26266071, 43776785, 131330355]

約数ペア:

[(1, 131330355), (3, 43776785), (5, 26266071), (13, 10102335), (15, 8755357), (17, 7725315), (39, 3367445), (51, 2575105), (65, 2020467), (85, 1545063), (173, 759135), (195, 673489), (221, 594255), (229, 573495), (255, 515021), (519, 253045), (663, 198085), (687, 191165), (865, 151827), (1105, 118851), (1145, 114699), (2249, 58395), (2595, 50609), (2941, 44655), (2977, 44115), (3315, 39617), (3435, 38233), (3893, 33735), (6747, 19465), (8823, 14885), (8931, 14705), (11245, 11679)]