131520235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1361}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 197697024

約数和(自身を除く): 66176789

約数列:

[1, 5, 7, 11, 35, 55, 77, 251, 385, 1255, 1361, 1757, 2761, 6805, 8785, 9527, 13805, 14971, 19327, 47635, 74855, 96635, 104797, 341611, 523985, 1708055, 2391277, 3757721, 11956385, 18788605, 26304047, 131520235]

約数ペア:

[(1, 131520235), (5, 26304047), (7, 18788605), (11, 11956385), (35, 3757721), (55, 2391277), (77, 1708055), (251, 523985), (385, 341611), (1255, 104797), (1361, 96635), (1757, 74855), (2761, 47635), (6805, 19327), (8785, 14971), (9527, 13805)]