51166155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 84446208

約数和(自身を除く): 33280053

約数列:

[1, 3, 5, 15, 41, 123, 205, 271, 307, 615, 813, 921, 1355, 1535, 4065, 4605, 11111, 12587, 33333, 37761, 55555, 62935, 83197, 166665, 188805, 249591, 415985, 1247955, 3411077, 10233231, 17055385, 51166155]

約数ペア:

[(1, 51166155), (3, 17055385), (5, 10233231), (15, 3411077), (41, 1247955), (123, 415985), (205, 249591), (271, 188805), (307, 166665), (615, 83197), (813, 62935), (921, 55555), (1355, 37761), (1535, 33333), (4065, 12587), (4605, 11111)]