213752955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15439}}^1$

素因数の和:15531

約数の個数: 32

約数和(自身を含む): 373524480

約数和(自身を除く): 159771525

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 15439, 46317, 77195, 200707, 231585, 602121, 1003535, 1096169, 3010605, 3288507, 5480845, 14250197, 16442535, 42750591, 71250985, 213752955]

約数ペア:

[(1, 213752955), (3, 71250985), (5, 42750591), (13, 16442535), (15, 14250197), (39, 5480845), (65, 3288507), (71, 3010605), (195, 1096169), (213, 1003535), (355, 602121), (923, 231585), (1065, 200707), (2769, 77195), (4615, 46317), (13845, 15439)]