155391231

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 218841088

約数和(自身を除く): 63449857

約数列:

[1, 3, 37, 73, 111, 127, 151, 219, 381, 453, 2701, 4699, 5587, 8103, 9271, 11023, 14097, 16761, 19177, 27813, 33069, 57531, 343027, 407851, 709549, 1029081, 1223553, 1399921, 2128647, 4199763, 51797077, 155391231]

約数ペア:

[(1, 155391231), (3, 51797077), (37, 4199763), (73, 2128647), (111, 1399921), (127, 1223553), (151, 1029081), (219, 709549), (381, 407851), (453, 343027), (2701, 57531), (4699, 33069), (5587, 27813), (8103, 19177), (9271, 16761), (11023, 14097)]