161723757

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1063}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 240242688

約数和(自身を除く): 78518931

約数列:

[1, 3, 13, 39, 47, 83, 141, 249, 611, 1063, 1079, 1833, 3189, 3237, 3901, 11703, 13819, 41457, 49961, 50713, 88229, 149883, 152139, 264687, 649493, 1146977, 1948479, 3440931, 4146763, 12440289, 53907919, 161723757]

約数ペア:

[(1, 161723757), (3, 53907919), (13, 12440289), (39, 4146763), (47, 3440931), (83, 1948479), (141, 1146977), (249, 649493), (611, 264687), (1063, 152139), (1079, 149883), (1833, 88229), (3189, 50713), (3237, 49961), (3901, 41457), (11703, 13819)]