161719641

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{937}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 237246464

約数和(自身を除く): 75526823

約数列:

[1, 3, 9, 127, 151, 381, 453, 937, 1143, 1359, 2811, 8433, 19177, 57531, 118999, 141487, 172593, 356997, 424461, 1070991, 1273383, 17968849, 53906547, 161719641]

約数ペア:

[(1, 161719641), (3, 53906547), (9, 17968849), (127, 1273383), (151, 1070991), (381, 424461), (453, 356997), (937, 172593), (1143, 141487), (1359, 118999), (2811, 57531), (8433, 19177)]