163619145

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 291537792

約数和(自身を除く): 127918647

約数列:

[1, 3, 5, 9, 15, 45, 71, 83, 213, 249, 355, 415, 617, 639, 747, 1065, 1245, 1851, 3085, 3195, 3735, 5553, 5893, 9255, 17679, 27765, 29465, 43807, 51211, 53037, 88395, 131421, 153633, 219035, 256055, 265185, 394263, 460899, 657105, 768165, 1971315, 2304495, 3635981, 10907943, 18179905, 32723829, 54539715, 163619145]

約数ペア:

[(1, 163619145), (3, 54539715), (5, 32723829), (9, 18179905), (15, 10907943), (45, 3635981), (71, 2304495), (83, 1971315), (213, 768165), (249, 657105), (355, 460899), (415, 394263), (617, 265185), (639, 256055), (747, 219035), (1065, 153633), (1245, 131421), (1851, 88395), (3085, 53037), (3195, 51211), (3735, 43807), (5553, 29465), (5893, 27765), (9255, 17679)]