173693247

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13537}}^1$

素因数の和:13607

約数の個数: 32

約数和(自身を含む): 291121152

約数和(自身を除く): 117427905

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 13537, 40611, 94759, 175981, 284277, 527943, 636239, 1231867, 1908717, 3695601, 4453673, 8271107, 13361019, 24813321, 57897749, 173693247]

約数ペア:

[(1, 173693247), (3, 57897749), (7, 24813321), (13, 13361019), (21, 8271107), (39, 4453673), (47, 3695601), (91, 1908717), (141, 1231867), (273, 636239), (329, 527943), (611, 284277), (987, 175981), (1833, 94759), (4277, 40611), (12831, 13537)]