221036367

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 318154240

約数和(自身を除く): 97117873

約数列:

[1, 3, 19, 57, 61, 151, 183, 421, 453, 1159, 1263, 2869, 3477, 7999, 8607, 9211, 23997, 25681, 27633, 63571, 77043, 175009, 190713, 487939, 525027, 1207849, 1463817, 3623547, 3877831, 11633493, 73678789, 221036367]

約数ペア:

[(1, 221036367), (3, 73678789), (19, 11633493), (57, 3877831), (61, 3623547), (151, 1463817), (183, 1207849), (421, 525027), (453, 487939), (1159, 190713), (1263, 175009), (2869, 77043), (3477, 63571), (7999, 27633), (8607, 25681), (9211, 23997)]