261182398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 419184000

約数和(自身を除く): 158001602

約数列:

[1, 2, 19, 38, 149, 163, 283, 298, 326, 566, 2831, 3097, 5377, 5662, 6194, 10754, 24287, 42167, 46129, 48574, 84334, 92258, 461453, 801173, 876451, 922906, 1602346, 1752902, 6873221, 13746442, 130591199, 261182398]

約数ペア:

[(1, 261182398), (2, 130591199), (19, 13746442), (38, 6873221), (149, 1752902), (163, 1602346), (283, 922906), (298, 876451), (326, 801173), (566, 461453), (2831, 92258), (3097, 84334), (5377, 48574), (5662, 46129), (6194, 42167), (10754, 24287)]